#include <sys/param.h>
#endif
#include <sys/param.h>
#endif
-#ifdef STDC_HEADERS
-# include <stdlib.h>
-# include <string.h>
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+
+#ifdef HAVE_STRING_H
+#include <string.h>
#endif
#ifdef HAVE_COMPAT_H
#endif
#ifdef HAVE_COMPAT_H