Unary
"(", LPAREN, Unary,
")", RPAREN, Unary,
"-acl", ACL, Unary,
"-depth", DEPTH, Unary,
"-delete", DELETE, Unary,
"-follow", FOLLOW, Unary,
"-local", LOCAL, Unary,
"-ls", LS, Unary,
"-mount", MOUNT, Unary,
"-nogroup", NOGRP, Unary,
"-nouser", NOUSER, Unary,
"-print", PRINT, Unary,
"-print0", PRINT0, Unary,
"-prune", PRUNE, Unary,
"-xattr", XATTR, Unary,
"-xdev", MOUNT, Unary,
if (argp->type != Unary) {