pub unsafe extern "C" fn posix_spawnattr_getsigmask(
attr: *const posix_spawnattr_t,
default: *mut sigset_t,
) -> c_int
pub unsafe extern "C" fn posix_spawnattr_getsigmask(
attr: *const posix_spawnattr_t,
default: *mut sigset_t,
) -> c_int