3 files changed, 27 insertions, 18 deletions
diff --git a/libavutil/avstring.c b/libavutil/avstring.c
index 45f8d78172..788667e9d6 100644
--- a/libavutil/avstring.c
+++ b/libavutil/avstring.c
@@ -285,6 +285,28 @@ int av_escape(char **dst, const char *src, const char *special_chars,
     }
 }
 
+int av_isdigit(int c)
+{
+    return c >= '0' && c <= '9';
+}
+
+int av_isgraph(int c)
+{
+    return c > 32 && c < 127;
+}
+
+int av_isspace(int c)
+{
+    return c == ' ' || c == '\f' || c == '\n' || c == '\r' || c == '\t' ||
+           c == '\v';
+}
+
+int av_isxdigit(int c)
+{
+    c = av_tolower(c);
+    return av_isdigit(c) || (c >= 'a' && c <= 'z');
+}
+
 #ifdef TEST
 
 int main(void)
diff --git a/libavutil/avstring.h b/libavutil/avstring.h
index 5b078f15ae..438ef799eb 100644
--- a/libavutil/avstring.h
+++ b/libavutil/avstring.h
@@ -188,26 +188,17 @@ char *av_strtok(char *s, const char *delim, char **saveptr);
 /**
  * Locale-independent conversion of ASCII isdigit.
  */
-static inline int av_isdigit(int c)
-{
-    return c >= '0' && c <= '9';
-}
+int av_isdigit(int c);
 
 /**
  * Locale-independent conversion of ASCII isgraph.
  */
-static inline int av_isgraph(int c)
-{
-    return c > 32 && c < 127;
-}
+int av_isgraph(int c);
 
 /**
  * Locale-independent conversion of ASCII isspace.
  */
-static inline int av_isspace(int c)
-{
-    return c == ' ' || c == '\f' || c == '\n' || c == '\r' || c == '\t' || c == '\v';
-}
+int av_isspace(int c);
 
 /**
  * Locale-independent conversion of ASCII characters to uppercase.
@@ -232,11 +223,7 @@ static inline int av_tolower(int c)
 /**
  * Locale-independent conversion of ASCII isxdigit.
  */
-static inline int av_isxdigit(int c)
-{
-    c = av_tolower(c);
-    return av_isdigit(c) || (c >= 'a' && c <= 'z');
-}
+int av_isxdigit(int c);
 
 /**
  * Locale-independent case-insensitive compare.
diff --git a/libavutil/version.h b/libavutil/version.h
index 4cd82268db..ee33390157 100644
--- a/libavutil/version.h
+++ b/libavutil/version.h
@@ -75,7 +75,7 @@
  */
 
 #define LIBAVUTIL_VERSION_MAJOR  52
-#define LIBAVUTIL_VERSION_MINOR  18
+#define LIBAVUTIL_VERSION_MINOR  19
 #define LIBAVUTIL_VERSION_MICRO 100
 
 #define LIBAVUTIL_VERSION_INT   AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \