--- src/frame.c +++ src/frame.c 2009-08-10 18:14:44.841901682 +0200 @@ -21,6 +21,9 @@ along with GNU Emacs. If not, see <http #include <stdio.h> #include <ctype.h> +#ifdef STDC_HEADERS +#include <stdlib.h> +#endif #include "lisp.h" #include "character.h" #ifdef HAVE_X_WINDOWS