50 	va_list ap;  in execl()  local
54 	va_start(ap, arg);  in execl()
56 	while (va_arg(ap, char *) != NULL)  in execl()
58 	va_end(ap);  in execl()
64 	va_start(ap, arg);  in execl()
67 	while ((argv[n] = va_arg(ap, char *)) != NULL)  in execl()
69 	va_end(ap);  in execl()
76 	va_list ap;  in execle()  local
80 	va_start(ap, arg);  in execle()
82 	while (va_arg(ap, char *) != NULL)  in execle()
84 	va_end(ap);  in execle()
90 	va_start(ap, arg);  in execle()
93 	while ((argv[n] = va_arg(ap, char *)) != NULL)  in execle()
95 	envp = va_arg(ap, char **);  in execle()
96 	va_end(ap);  in execle()
103 	va_list ap;  in execlp()  local
107 	va_start(ap, arg);  in execlp()
109 	while (va_arg(ap, char *) != NULL)  in execlp()
111 	va_end(ap);  in execlp()
117 	va_start(ap, arg);  in execlp()
120 	while ((argv[n] = va_arg(ap, char *)) != NULL)  in execlp()
122 	va_end(ap);  in execlp()