Give correct prototype for free.

diff --git a/ext/SDBM_File/sdbm/sdbm.c b/ext/SDBM_File/sdbm/sdbm.c
index 0c4e591..d4836be 100644 (file)
--- a/ext/SDBM_File/sdbm/sdbm.c
+++ b/ext/SDBM_File/sdbm/sdbm.c
@@ -37,7 +37,7 @@ extern int errno;
 #endif
 
 extern Malloc_t malloc proto((MEM_SIZE));
-extern Free_t free proto((void *));
+extern Free_t free proto((Malloc_t));
 extern Off_t lseek();
 
 /*