#include "apue.h"#include <sys/wait.h>voidpr_exit(int status){	if (WIFEXITED(status))		printf("normal termination, exit status = %d\n",				WEXITSTATUS(status));	else if (WIFSIGNALED(status))		printf("abnormal termination, signal number = %d%s\n",				WTERMSIG(status),#ifdef	WCOREDUMP				WCOREDUMP(status) ? " (core file generated)" : "");#else				"");#endif	else if (WIFSTOPPED(status))		printf("child stopped, signal number = %d\n",				WSTOPSIG(status));}