Add const qualifier to the error var, fix warnings.

Originally committed as revision 17435 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 1 insertions, 1 deletions

diff --git a/vhook/imlib2.c b/vhook/imlib2.c
index e371f383b9..fad61ddf1b 100644
--- a/vhook/imlib2.c
+++ b/vhook/imlib2.c
@@ -151,7 +151,7 @@ int Configure(void **ctxp, int argc, char *argv[])
     char *color = 0;
     FILE *f;
     char *p;
-    char *error;
+    const char *error;
 
     *ctxp = av_mallocz(sizeof(ContextInfo));
     ci = (ContextInfo *) *ctxp;