#include <inttypes.h>
#include <errno.h>
#include <string.h>
+#include <stdlib.h>
int getservbyport_r(int port, const char *prots,
struct servent *se, char *buf, size_t buflen, struct servent **res)
if (r) r = getservbyport_r(port, "udp", se, buf, buflen, res);
return r;
}
+ *res = 0;
/* Align buffer */
i = (uintptr_t)buf & sizeof(char *)-1;
break;
}
+ /* A numeric port string is not a service record. */
+ if (strtol(buf, 0, 10)==ntohs(port)) return ENOENT;
+
*res = se;
return 0;
}