Hi tech, there is an unnecessary typecast in xmalloc.c of rcs.
fritjof Index: xmalloc.c =================================================================== RCS file: /cvs/src/usr.bin/rcs/xmalloc.c,v retrieving revision 1.4 diff -u -p -r1.4 xmalloc.c --- xmalloc.c 7 Jun 2009 08:39:13 -0000 1.4 +++ xmalloc.c 20 Jun 2014 10:21:37 -0000 @@ -32,8 +32,8 @@ xmalloc(size_t size) ptr = malloc(size); if (ptr == NULL) errx(1, - "xmalloc: out of memory (allocating %lu bytes)", - (u_long) size); + "xmalloc: out of memory (allocating %zu bytes)", + size); return ptr; } @@ -48,8 +48,8 @@ xcalloc(size_t nmemb, size_t size) errx(1, "xcalloc: nmemb * size > SIZE_MAX"); ptr = calloc(nmemb, size); if (ptr == NULL) - errx(1, "xcalloc: out of memory (allocating %lu bytes)", - (u_long)(size * nmemb)); + errx(1, "xcalloc: out of memory (allocating %zu bytes)", + (size * nmemb)); return ptr; } @@ -68,8 +68,8 @@ xrealloc(void *ptr, size_t nmemb, size_t else new_ptr = realloc(ptr, new_size); if (new_ptr == NULL) - errx(1, "xrealloc: out of memory (new_size %lu bytes)", - (u_long) new_size); + errx(1, "xrealloc: out of memory (new_size %zu bytes)", + new_size); return new_ptr; }