51 	char **argv;  in execl()  local
59 	argv = alloca((n + 1) * sizeof(*argv));  in execl()
60 	if (argv == NULL) {  in execl()
66 	argv[0] = (char *)arg;  in execl()
67 	while ((argv[n] = va_arg(ap, char *)) != NULL)  in execl()
70 	return (execve(name, argv, environ));  in execl()
77 	char **argv, **envp;  in execle()  local
85 	argv = alloca((n + 1) * sizeof(*argv));  in execle()
86 	if (argv == NULL) {  in execle()
92 	argv[0] = (char *)arg;  in execle()
93 	while ((argv[n] = va_arg(ap, char *)) != NULL)  in execle()
97 	return (execve(name, argv, envp));  in execle()
104 	char **argv;  in execlp()  local
112 	argv = alloca((n + 1) * sizeof(*argv));  in execlp()
113 	if (argv == NULL) {  in execlp()
119 	argv[0] = (char *)arg;  in execlp()
120 	while ((argv[n] = va_arg(ap, char *)) != NULL)  in execlp()
123 	return (execvp(name, argv));  in execlp()
127 execv(const char *name, char * const *argv)  in execv()  argument
129 	(void)execve(name, argv, environ);  in execv()
134 execvp(const char *name, char * const *argv)  in execvp()  argument
203 retry:		(void)execve(bp, argv, environ);  in execvp()
213 			for (cnt = 0; argv[cnt]; ++cnt)  in execvp()
220 			memcpy(memp + 2, argv + 1, cnt * sizeof(char *));  in execvp()