3236     Py_ssize_t i, pos, argc, envc;  in posix_execve()  local
3293     envc = 0;  in posix_execve()
3342         envlist[envc++] = p;  in posix_execve()
3347     envlist[envc] = 0;  in posix_execve()
3356     while (--envc >= 0)  in posix_execve()
3357         PyMem_DEL(envlist[envc]);  in posix_execve()
3475     int mode, pos, envc;  in posix_spawnve()  local
3534     envc = 0;  in posix_spawnve()
3578         envlist[envc++] = p;  in posix_spawnve()
3580     envlist[envc] = 0;  in posix_spawnve()
3605     while (--envc >= 0)  in posix_spawnve()
3606         PyMem_DEL(envlist[envc]);  in posix_spawnve()
3715     int mode, i, pos, argc, envc;  in posix_spawnvpe()  local
3773     envc = 0;  in posix_spawnvpe()
3817         envlist[envc++] = p;  in posix_spawnvpe()
3819     envlist[envc] = 0;  in posix_spawnvpe()
3835     while (--envc >= 0)  in posix_spawnvpe()
3836         PyMem_DEL(envlist[envc]);  in posix_spawnvpe()