Function posix_spawnattr_setpgroup
pub unsafe extern "C" fn posix_spawnattr_setpgroup(attr: *mut posix_spawnattr_t, flags: pid_t) -> c_intposix_spawnattr_setpgrouppub unsafe extern "C" fn posix_spawnattr_setpgroup(attr: *mut posix_spawnattr_t, flags: pid_t) -> c_int