+s/^#undef HAVE_DECL_STRTOLL *$/#define HAVE_DECL_STRTOLL 1/
+s/^#undef HAVE_DECL_STRTOULL *$/#define HAVE_DECL_STRTOULL 1/
+s/^#undef HAVE_DECL_STRTOIMAX *$/#define HAVE_DECL_STRTOIMAX 1/
+s/^#undef HAVE_DECL_STRTOUMAX *$/#define HAVE_DECL_STRTOUMAX 1/
+s/^#undef HAVE_STRTOLL *$/#define HAVE_STRTOLL 1/
+s/^#undef HAVE_STRTOULL *$/#define HAVE_STRTOULL 1/
+/^#undef HAVE_SIGSET_T *$/s/^.*$/#define HAVE_SIGSET_T 1/
+/^#undef HAVE_SNPRINTF/c\
+#if __DJGPP__ > 2 || __DJGPP_MINOR__ > 3\
+#define HAVE_SNPRINTF 1\
+#else\
+#undef HAVE_SNPRINTF\
+#endif