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