#include <stdarg.h>
#include <stdio.h>
+
+/* Include both cstdlib and stdlib.h to ensure we have standard functions
+ defined both in the std:: namespace and in the global namespace. */
+#include <cstdlib>
#include <stdlib.h>
+
#include <stddef.h>
#include <stdint.h>
#include <string.h>
#include <strings.h> /* for strcasecmp and strncasecmp */
#endif
#include <errno.h>
+#if HAVE_ALLOCA_H
#include <alloca.h>
+#endif
#include "ansidecl.h"
/* This is defined by ansidecl.h, but we prefer gnulib's version. On