--- lib-src/cvtmail.c
+++ lib-src/cvtmail.c	2007-05-15 18:34:59.271942403 +0200
@@ -42,6 +42,9 @@ Boston, MA 02110-1301, USA.  */
 
 #ifndef HAVE_STDLIB_H
 char *getenv ();
+#else
+#include <stdlib.h>
+#include <string.h>
 #endif
 
 char *xmalloc __P ((unsigned));