Index: libmikmod.m4
===================================================================
--- libmikmod.m4.orig
+++ libmikmod.m4
@@ -64,6 +64,7 @@ dnl
 #include <mikmod.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 
 char* my_strdup (char *str)
 {
@@ -78,7 +79,7 @@ char* my_strdup (char *str)
   return new_str;
 }
 
-int main()
+int main(void)
 {
   int major,minor,micro;
   int libmikmod_major_version,libmikmod_minor_version,libmikmod_micro_version;
@@ -118,7 +119,7 @@ int main()
            (libmikmod_micro_version != LIBMIKMOD_REVISION))
     {
       printf("*** libmikmod header files (version %d.%d.%d) do not match\n",
-	     LIBMIKMOD_VERSION_MAJOR, LIBMIKMOD_VERSION_MINOR, LIBMIKMOD_REVISION);
+	     (int)LIBMIKMOD_VERSION_MAJOR, (int)LIBMIKMOD_VERSION_MINOR, (int)LIBMIKMOD_REVISION);
       printf("*** library (version %d.%d.%d)\n",
 	     libmikmod_major_version, libmikmod_minor_version, libmikmod_micro_version);
     }