Add autoconf macros to detect the header file <malloc.h>, the

functions mallinfo() and mallopt(), and the constant M_MMAP_THRESHOLD.
These are e.g. provided by glibc.


git-svn-id: http://svn.cactuscode.org/flesh/trunk@4422 17b73243-c579-4c4c-a9d2-2d5706c11dac

4 files changed, 315 insertions, 92 deletions

diff --git a/lib/make/cctk_Config.h.in b/lib/make/cctk_Config.h.in
index d44a13da..9af9204f 100644
--- a/lib/make/cctk_Config.h.in
+++ b/lib/make/cctk_Config.h.in
@@ -58,6 +58,10 @@
 #undef HAVE_CRYPT_H
 #undef HAVE_DIRENT_H
 #undef HAVE_SIGNAL_H
+#undef HAVE_MALLOC_H
+#undef HAVE_MALLINFO
+#undef HAVE_MALLOPT
+#undef HAVE_M_MMAP_THRESHOLD_VALUE
 
 #undef TIME_WITH_SYS_TIME
 
diff --git a/lib/make/configure b/lib/make/configure
index 20e1e327..0dc867a0 100755
--- a/lib/make/configure
+++ b/lib/make/configure
@@ -3326,14 +3326,54 @@ else
 fi
 done
 
+for cctk_hdr in malloc.h
+do
+cctk_safe=`echo "$cctk_hdr" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for $cctk_hdr""... $ac_c" 1>&6
+echo "configure:3334: checking for $cctk_hdr" >&5
+if eval "test \"`echo '$''{'cctk_cv_header_$cctk_safe'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 3339 "configure"
+#include "confdefs.h"
+ 
+#include <$cctk_hdr>
+int main() {
+ 
+; return 0; }
+EOF
+if { (eval echo configure:3347: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  rm -rf conftest*
+  eval "cctk_cv_header_$cctk_safe=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "cctk_cv_header_$cctk_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$cctk_cv_header_'$cctk_safe`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+    cctk_tr_hdr=HAVE_`echo $cctk_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
+  cat >> confdefs.h <<EOF
+#define $cctk_tr_hdr 1
+EOF
+ 
+else
+  echo "$ac_t""no" 1>&6
+fi
+done
+
 
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:3332: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:3372: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3337 "configure"
+#line 3377 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -3342,7 +3382,7 @@ int main() {
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:3346: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3386: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -3366,13 +3406,13 @@ fi
 #Check type of socklen
 
 # Check if we have socklen_t available
-echo $ac_n "checking if socklen_t is defined""... $ac_c" 1>&6
-echo "configure:3371: checking if socklen_t is defined" >&5
+echo $ac_n "checking whether socklen_t is defined""... $ac_c" 1>&6
+echo "configure:3411: checking whether socklen_t is defined" >&5
 if eval "test \"`echo '$''{'cctk_cv_have_socklen_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3376 "configure"
+#line 3416 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #include <stdlib.h>
@@ -3392,7 +3432,7 @@ int main() {
 socklen_t foo; return 0
 ; return 0; }
 EOF
-if { (eval echo configure:3396: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3436: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "cctk_cv_have_socklen_t=yes"
 else
@@ -3417,12 +3457,12 @@ fi
 
 # Check if someone has defined SOCKET
 echo $ac_n "checking if SOCKET is defined""... $ac_c" 1>&6
-echo "configure:3421: checking if SOCKET is defined" >&5
+echo "configure:3461: checking if SOCKET is defined" >&5
 if eval "test \"`echo '$''{'cctk_cv_have_SOCKET'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3426 "configure"
+#line 3466 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #include <stdlib.h>
@@ -3442,7 +3482,7 @@ int main() {
 SOCKET foo; return 0
 ; return 0; }
 EOF
-if { (eval echo configure:3446: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3486: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "cctk_cv_have_SOCKET=yes"
 else
@@ -3465,21 +3505,177 @@ else
   echo "$ac_t""no" 1>&6
 fi
 
+ac_link='${CC-cc} -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext `CCTK_Wrap "$LIBDIR_PREFIX" "$LIBDIR_SUFFIX" "$LIBDIRS"` `CCTK_Wrap "$LIBLINK_PREFIX" "$LIBLINK_SUFFIX" "$LIBS"` >&5'
+for ac_func in mallinfo
+do
+echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
+echo "configure:3513: checking for $ac_func" >&5
+if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 3518 "configure"
+#include "confdefs.h"
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char $ac_func(); below.  */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char $ac_func();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+$ac_func();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:3541: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+    ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+  cat >> confdefs.h <<EOF
+#define $ac_tr_func 1
+EOF
+ 
+else
+  echo "$ac_t""no" 1>&6
+fi
+done
+
+
+ac_link='${CC-cc} -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext `CCTK_Wrap "$LIBDIR_PREFIX" "$LIBDIR_SUFFIX" "$LIBDIRS"` `CCTK_Wrap "$LIBLINK_PREFIX" "$LIBLINK_SUFFIX" "$LIBS"` >&5'
+for ac_func in mallopt
+do
+echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
+echo "configure:3570: checking for $ac_func" >&5
+if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 3575 "configure"
+#include "confdefs.h"
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char $ac_func(); below.  */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char $ac_func();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+$ac_func();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:3598: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+    ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+  cat >> confdefs.h <<EOF
+#define $ac_tr_func 1
+EOF
+ 
+else
+  echo "$ac_t""no" 1>&6
+fi
+done
+
+
+
+# Check if M_MMAP_THRESHOLD is defined
+echo $ac_n "checking whether M_MMAP_THRESHOLD is defined""... $ac_c" 1>&6
+echo "configure:3626: checking whether M_MMAP_THRESHOLD is defined" >&5
+if eval "test \"`echo '$''{'cctk_cv_have_M_MMAP_THRESHOLD'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 3631 "configure"
+#include "confdefs.h"
+#include <stdlib.h>
+#ifdef HAVE_MALLOC_H
+#include <malloc.h>
+#endif
+int main() {
+int x=M_MMAP_THRESHOLD; return 0
+; return 0; }
+EOF
+if { (eval echo configure:3641: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  rm -rf conftest*
+  eval "cctk_cv_have_M_MMAP_THRESHOLD=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "cctk_cv_have_M_MMAP_THRESHOLD=no"
+fi
+rm -f conftest*
+
+fi
+
+if test "$cctk_cv_have_M_MMAP_THRESHOLD" = 'yes'; then
+  cat >> confdefs.h <<\EOF
+#define HAVE_M_MMAP_THRESHOLD_VALUE 1
+EOF
+
+  echo "$ac_t""yes" 1>&6
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+
 # Check if we have __int64
 echo $ac_n "checking if __int64 is defined""... $ac_c" 1>&6
-echo "configure:3471: checking if __int64 is defined" >&5
+echo "configure:3667: checking if __int64 is defined" >&5
 if eval "test \"`echo '$''{'cctk_cv_have___int64'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3476 "configure"
+#line 3672 "configure"
 #include "confdefs.h"
 
 int main() {
 __int64 foo; return 0
 ; return 0; }
 EOF
-if { (eval echo configure:3483: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3679: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "cctk_cv_have___int64=yes"
 else
@@ -3514,12 +3710,12 @@ cross_compiling=$ac_cv_prog_cxx_cross
 do
 cctk_safe=`echo "$cctk_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $cctk_hdr""... $ac_c" 1>&6
-echo "configure:3518: checking for $cctk_hdr" >&5
+echo "configure:3714: checking for $cctk_hdr" >&5
 if eval "test \"`echo '$''{'cctk_cv_header_$cctk_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3523 "configure"
+#line 3719 "configure"
 #include "confdefs.h"
  
 #include <$cctk_hdr>
@@ -3527,7 +3723,7 @@ int main() {
  
 ; return 0; }
 EOF
-if { (eval echo configure:3531: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3727: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "cctk_cv_header_$cctk_safe=yes"
 else
@@ -3566,12 +3762,12 @@ ac_link='${CC-cc} -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_
 for ac_func in getopt_long_only
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3570: checking for $ac_func" >&5
+echo "configure:3766: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3575 "configure"
+#line 3771 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3594,7 +3790,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3598: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3794: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3637,12 +3833,12 @@ else
 fi
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:3641: checking for working const" >&5
+echo "configure:3837: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3646 "configure"
+#line 3842 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -3691,7 +3887,7 @@ ccp = (char const *const *) p;
 
 ; return 0; }
 EOF
-if { (eval echo configure:3695: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3891: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -3712,21 +3908,21 @@ EOF
 fi
 
 echo $ac_n "checking for inline""... $ac_c" 1>&6
-echo "configure:3716: checking for inline" >&5
+echo "configure:3912: checking for inline" >&5
 if eval "test \"`echo '$''{'ac_cv_c_inline'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_cv_c_inline=no
 for ac_kw in inline __inline__ __inline; do
   cat > conftest.$ac_ext <<EOF
-#line 3723 "configure"
+#line 3919 "configure"
 #include "confdefs.h"
 
 int main() {
 } $ac_kw foo() {
 ; return 0; }
 EOF
-if { (eval echo configure:3730: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3926: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_inline=$ac_kw; break
 else
@@ -3753,14 +3949,14 @@ esac
 
 
 echo $ac_n "checking for C restrict""... $ac_c" 1>&6
-echo "configure:3757: checking for C restrict" >&5
+echo "configure:3953: checking for C restrict" >&5
 if eval "test \"`echo '$''{'cctk_cv_c_restrict'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cctk_cv_c_restrict=no
 for ac_kw in restrict __restrict__ __restrict; do
   cat > conftest.$ac_ext <<EOF
-#line 3764 "configure"
+#line 3960 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -3771,7 +3967,7 @@ struct tux { char * $ac_kw arr[3]; };
 
 ; return 0; }
 EOF
-if { (eval echo configure:3775: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3971: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cctk_cv_c_restrict=$ac_kw; break
 else
@@ -3797,7 +3993,7 @@ EOF
 esac
 
 echo $ac_n "checking for C++ restrict""... $ac_c" 1>&6
-echo "configure:3801: checking for C++ restrict" >&5
+echo "configure:3997: checking for C++ restrict" >&5
 if eval "test \"`echo '$''{'cctk_cv_cxx_restrict'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3812,7 +4008,7 @@ cross_compiling=$ac_cv_prog_cxx_cross
 
 for ac_kw in restrict __restrict__ __restrict; do
   cat > conftest.$ac_ext <<EOF
-#line 3816 "configure"
+#line 4012 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -3823,7 +4019,7 @@ struct tux { char * $ac_kw arr[3]; };
 
 ; return 0; }
 EOF
-if { (eval echo configure:3827: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4023: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cctk_cv_cxx_restrict=$ac_kw; break
 else
@@ -3857,20 +4053,20 @@ esac
 
 
 echo $ac_n "checking for C bool""... $ac_c" 1>&6
-echo "configure:3861: checking for C bool" >&5
+echo "configure:4057: checking for C bool" >&5
 if eval "test \"`echo '$''{'cctk_cv_have_c_bool'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cctk_cv_have_c_bool=no
 cat > conftest.$ac_ext <<EOF
-#line 3867 "configure"
+#line 4063 "configure"
 #include "confdefs.h"
 
 int main() {
 bool foo;
 ; return 0; }
 EOF
-if { (eval echo configure:3874: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4070: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cctk_cv_have_c_bool=yes
 else
@@ -3892,7 +4088,7 @@ EOF
 fi
 
 echo $ac_n "checking for CXX bool""... $ac_c" 1>&6
-echo "configure:3896: checking for CXX bool" >&5
+echo "configure:4092: checking for CXX bool" >&5
 if eval "test \"`echo '$''{'cctk_cv_have_cxx_bool'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3906,14 +4102,14 @@ ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftes
 cross_compiling=$ac_cv_prog_cxx_cross
 
 cat > conftest.$ac_ext <<EOF
-#line 3910 "configure"
+#line 4106 "configure"
 #include "confdefs.h"
 
 int main() {
 bool foo;
 ; return 0; }
 EOF
-if { (eval echo configure:3917: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4113: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cctk_cv_have_cxx_bool=yes
 else
@@ -3943,7 +4139,7 @@ fi
 
 
 echo $ac_n "checking for Fortran REAL*4""... $ac_c" 1>&6
-echo "configure:3947: checking for Fortran REAL*4" >&5
+echo "configure:4143: checking for Fortran REAL*4" >&5
 if eval "test \"`echo '$''{'cctk_cv_have_fortran_real4'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3959,7 +4155,7 @@ cat > conftest.$ac_ext <<EOF
       REAL*4 a
       end
 EOF
-if { (eval echo configure:3963: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4159: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cctk_cv_have_fortran_real4=yes
 else
@@ -3988,7 +4184,7 @@ EOF
 fi
 
 echo $ac_n "checking for Fortran REAL*8""... $ac_c" 1>&6
-echo "configure:3992: checking for Fortran REAL*8" >&5
+echo "configure:4188: checking for Fortran REAL*8" >&5
 if eval "test \"`echo '$''{'cctk_cv_have_fortran_real8'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4004,7 +4200,7 @@ cat > conftest.$ac_ext <<EOF
       REAL*8 a
       end
 EOF
-if { (eval echo configure:4008: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4204: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cctk_cv_have_fortran_real8=yes
 else
@@ -4033,7 +4229,7 @@ EOF
 fi
 
 echo $ac_n "checking for Fortran REAL*16""... $ac_c" 1>&6
-echo "configure:4037: checking for Fortran REAL*16" >&5
+echo "configure:4233: checking for Fortran REAL*16" >&5
 if eval "test \"`echo '$''{'cctk_cv_have_fortran_real16'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4049,7 +4245,7 @@ cat > conftest.$ac_ext <<EOF
       REAL*16 a
       end
 EOF
-if { (eval echo configure:4053: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4249: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cctk_cv_have_fortran_real16=yes
 else
@@ -4079,7 +4275,7 @@ fi
 
 
 echo $ac_n "checking for Fortran COMPLEX*8""... $ac_c" 1>&6
-echo "configure:4083: checking for Fortran COMPLEX*8" >&5
+echo "configure:4279: checking for Fortran COMPLEX*8" >&5
 if eval "test \"`echo '$''{'cctk_cv_have_fortran_complex8'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4095,7 +4291,7 @@ cat > conftest.$ac_ext <<EOF
       COMPLEX*8 a
       end
 EOF
-if { (eval echo configure:4099: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4295: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cctk_cv_have_fortran_complex8=yes
 else
@@ -4124,7 +4320,7 @@ EOF
 fi
 
 echo $ac_n "checking for Fortran COMPLEX*16""... $ac_c" 1>&6
-echo "configure:4128: checking for Fortran COMPLEX*16" >&5
+echo "configure:4324: checking for Fortran COMPLEX*16" >&5
 if eval "test \"`echo '$''{'cctk_cv_have_fortran_complex16'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4140,7 +4336,7 @@ cat > conftest.$ac_ext <<EOF
       COMPLEX*16 a
       end
 EOF
-if { (eval echo configure:4144: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4340: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cctk_cv_have_fortran_complex16=yes
 else
@@ -4169,7 +4365,7 @@ EOF
 fi
 
 echo $ac_n "checking for Fortran COMPLEX*32""... $ac_c" 1>&6
-echo "configure:4173: checking for Fortran COMPLEX*32" >&5
+echo "configure:4369: checking for Fortran COMPLEX*32" >&5
 if eval "test \"`echo '$''{'cctk_cv_have_fortran_complex32'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4185,7 +4381,7 @@ cat > conftest.$ac_ext <<EOF
       COMPLEX*32 a
       end
 EOF
-if { (eval echo configure:4189: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4385: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cctk_cv_have_fortran_complex32=yes
 else
@@ -4216,12 +4412,12 @@ fi
 
 ac_link='${CC-cc} -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext `CCTK_Wrap "$LIBDIR_PREFIX" "$LIBDIR_SUFFIX" "$LIBDIRS"` `CCTK_Wrap "$LIBLINK_PREFIX" "$LIBLINK_SUFFIX" "$LIBS"` >&5'
 echo $ac_n "checking for crypt""... $ac_c" 1>&6
-echo "configure:4220: checking for crypt" >&5
+echo "configure:4416: checking for crypt" >&5
 if eval "test \"`echo '$''{'ac_cv_func_crypt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4225 "configure"
+#line 4421 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char crypt(); below.  */
@@ -4244,7 +4440,7 @@ crypt();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4248: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4444: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_crypt=yes"
 else
@@ -4262,7 +4458,7 @@ if eval "test \"`echo '$ac_cv_func_'crypt`\" = yes"; then
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for crypt in library crypt""... $ac_c" 1>&6
-echo "configure:4266: checking for crypt in library crypt" >&5
+echo "configure:4462: checking for crypt in library crypt" >&5
 ac_lib_var=`echo crypt'_'crypt | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4271,7 +4467,7 @@ else
 ac_save_LIBS="$LIBS"
 LIBS="crypt  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4275 "configure"
+#line 4471 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -4282,7 +4478,7 @@ int main() {
 crypt()
 ; return 0; }
 EOF
-if { (eval echo configure:4286: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4482: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4323,12 +4519,12 @@ ac_link='${CC-cc} -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_
 for ac_func in finite
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4327: checking for $ac_func" >&5
+echo "configure:4523: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4332 "configure"
+#line 4528 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4351,7 +4547,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4355: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4551: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4373,7 +4569,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for finite in library m""... $ac_c" 1>&6
-echo "configure:4377: checking for finite in library m" >&5
+echo "configure:4573: checking for finite in library m" >&5
 ac_lib_var=`echo m'_'finite | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4382,7 +4578,7 @@ else
 ac_save_LIBS="$LIBS"
 LIBS="m  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4386 "configure"
+#line 4582 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -4393,7 +4589,7 @@ int main() {
 finite()
 ; return 0; }
 EOF
-if { (eval echo configure:4397: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4593: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4435,12 +4631,12 @@ ac_link='${CC-cc} -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_
 for ac_func in isnan
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4439: checking for $ac_func" >&5
+echo "configure:4635: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4444 "configure"
+#line 4640 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4463,7 +4659,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4467: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4663: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4485,7 +4681,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for isnan in library m""... $ac_c" 1>&6
-echo "configure:4489: checking for isnan in library m" >&5
+echo "configure:4685: checking for isnan in library m" >&5
 ac_lib_var=`echo m'_'isnan | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4494,7 +4690,7 @@ else
 ac_save_LIBS="$LIBS"
 LIBS="m  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4498 "configure"
+#line 4694 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -4505,7 +4701,7 @@ int main() {
 isnan()
 ; return 0; }
 EOF
-if { (eval echo configure:4509: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4705: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4547,12 +4743,12 @@ ac_link='${CC-cc} -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_
 for ac_func in mkstemp
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4551: checking for $ac_func" >&5
+echo "configure:4747: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4556 "configure"
+#line 4752 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4575,7 +4771,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4579: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4775: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4597,7 +4793,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for mkstemp in library c""... $ac_c" 1>&6
-echo "configure:4601: checking for mkstemp in library c" >&5
+echo "configure:4797: checking for mkstemp in library c" >&5
 ac_lib_var=`echo c'_'mkstemp | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4606,7 +4802,7 @@ else
 ac_save_LIBS="$LIBS"
 LIBS="c  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4610 "configure"
+#line 4806 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -4617,7 +4813,7 @@ int main() {
 mkstemp()
 ; return 0; }
 EOF
-if { (eval echo configure:4621: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4817: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4656,19 +4852,19 @@ done
 
 
 echo $ac_n "checking for va_copy""... $ac_c" 1>&6
-echo "configure:4660: checking for va_copy" >&5
+echo "configure:4856: checking for va_copy" >&5
 if eval "test \"`echo '$''{'cctk_cv_have_va_copy'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4665 "configure"
+#line 4861 "configure"
 #include "confdefs.h"
 #include <stdarg.h>
 int main() {
 va_list src, dest; va_copy(dest, src); return 0
 ; return 0; }
 EOF
-if { (eval echo configure:4672: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4868: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "cctk_cv_have_va_copy=yes"
 else
@@ -4695,7 +4891,7 @@ fi
 if test "X$PTHREADS" = 'Xyes'; then
   PTHREAD_LIBS=
   echo $ac_n "checking for main in library c_r""... $ac_c" 1>&6
-echo "configure:4699: checking for main in library c_r" >&5
+echo "configure:4895: checking for main in library c_r" >&5
 ac_lib_var=`echo c_r'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4704,14 +4900,14 @@ else
 ac_save_LIBS="$LIBS"
 LIBS="c_r  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4708 "configure"
+#line 4904 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:4715: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4911: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4732,7 +4928,7 @@ else
 fi
 
   echo $ac_n "checking for main in library pthread""... $ac_c" 1>&6
-echo "configure:4736: checking for main in library pthread" >&5
+echo "configure:4932: checking for main in library pthread" >&5
 ac_lib_var=`echo pthread'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4741,14 +4937,14 @@ else
 ac_save_LIBS="$LIBS"
 LIBS="pthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4745 "configure"
+#line 4941 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:4752: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4948: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4767,7 +4963,7 @@ if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for main in library pthreads""... $ac_c" 1>&6
-echo "configure:4771: checking for main in library pthreads" >&5
+echo "configure:4967: checking for main in library pthreads" >&5
 ac_lib_var=`echo pthreads'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4776,14 +4972,14 @@ else
 ac_save_LIBS="$LIBS"
 LIBS="pthreads  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4780 "configure"
+#line 4976 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:4787: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4983: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -5250,7 +5446,7 @@ if test "x$CCTK_NEED_X" = 'xyes' ; then
 # Uses ac_ vars as temps to allow command line to override cache and checks.
 # --without-x overrides everything else, but does not touch the cache.
 echo $ac_n "checking for X""... $ac_c" 1>&6
-echo "configure:5254: checking for X" >&5
+echo "configure:5450: checking for X" >&5
 
 # Check whether --with-x or --without-x was given.
 if test "${with_x+set}" = set; then
@@ -5312,12 +5508,12 @@ if test "$ac_x_includes" = NO; then
 
   # First, try using that file with no special directory specified.
 cat > conftest.$ac_ext <<EOF
-#line 5316 "configure"
+#line 5512 "configure"
 #include "confdefs.h"
 #include <$x_direct_test_include>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5321: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5517: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5386,14 +5582,14 @@ if test "$ac_x_libraries" = NO; then
   ac_save_LIBS="$LIBS"
   LIBS="-l$x_direct_test_library $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5390 "configure"
+#line 5586 "configure"
 #include "confdefs.h"
 
 int main() {
 ${x_direct_test_function}()
 ; return 0; }
 EOF
-if { (eval echo configure:5397: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5593: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   LIBS="$ac_save_LIBS"
 # We can link X programs with no special library path.
diff --git a/lib/make/configure.in b/lib/make/configure.in
index 7d00a66b..7a13f5e3 100644
--- a/lib/make/configure.in
+++ b/lib/make/configure.in
@@ -557,13 +557,14 @@ CCTK_CHECK_HEADERS(crypt.h,[#ifdef HAVE_UNISTD_H
 #include <unistd.h>
 #endif])
 CCTK_CHECK_HEADERS(signal.h)
+CCTK_CHECK_HEADERS(malloc.h)
 
 AC_HEADER_TIME
 
 #Check type of socklen
 
 # Check if we have socklen_t available
-AC_MSG_CHECKING([if socklen_t is defined])
+AC_MSG_CHECKING([whether socklen_t is defined])
 AC_CACHE_VAL(cctk_cv_have_socklen_t,
 [AC_TRY_COMPILE([#include <stdio.h>
 #include <stdlib.h>
@@ -616,6 +617,27 @@ else
   AC_MSG_RESULT(no)
 fi
 
+CCTK_CHECK_FUNCS(mallinfo)
+CCTK_CHECK_FUNCS(mallopt)
+
+# Check if M_MMAP_THRESHOLD is defined
+AC_MSG_CHECKING([whether M_MMAP_THRESHOLD is defined])
+AC_CACHE_VAL(cctk_cv_have_M_MMAP_THRESHOLD,
+[AC_TRY_COMPILE([#include <stdlib.h>
+#ifdef HAVE_MALLOC_H
+#include <malloc.h>
+#endif],
+[int x=M_MMAP_THRESHOLD; return 0], eval "cctk_cv_have_M_MMAP_THRESHOLD=yes",
+eval "cctk_cv_have_M_MMAP_THRESHOLD=no")
+])
+if test "$cctk_cv_have_M_MMAP_THRESHOLD" = 'yes'; then
+  AC_DEFINE(HAVE_M_MMAP_THRESHOLD_VALUE)
+  AC_MSG_RESULT(yes)
+else
+  AC_MSG_RESULT(no)
+fi
+
+
 # Check if we have __int64
 AC_MSG_CHECKING([if __int64 is defined])
 AC_CACHE_VAL(cctk_cv_have___int64,
diff --git a/lib/make/force-reconfigure b/lib/make/force-reconfigure
index 0d2245c5..c277c5dd 100644
--- a/lib/make/force-reconfigure
+++ b/lib/make/force-reconfigure
@@ -5,7 +5,7 @@
 #   @desc
 #            Timestamp file for forcing reconfiguring configurations
 #   @enddesc
-#   @version $Id: force-reconfigure,v 1.10 2006-07-19 11:02:36 schnetter Exp $
+#   @version $Id: force-reconfigure,v 1.11 2007-05-26 20:06:56 schnetter Exp $
 # @@*/
 
 31 Mar 2004: created
@@ -17,3 +17,4 @@
 08 Nov 2004: add HAVE_HDF5_STREAM_VFD and HDF5_LFS_FLAGS makefile variables
 10 Mar 2006: fix order of external/system libs on the linker command line
 19 Jul 2006: detect presence of real*16 in Fortran correctly
+26 May 2007: check for <malloc.h>, mallinfo, mallopt, and M_MMAP_THRESHOLD