ExtUtils...onstants(3) Perl Programmers Reference Guide ExtUtils...onstants(3) NAME ExtUtils::ParseXS::Constants - Initialization values for some globals SYNOPSIS use ExtUtils::ParseXS::Constants (); $PrototypeRegexp = $ExtUtils::ParseXS::Constants::PrototypeRegexp; DESCRIPTION Initialization of certain non-subroutine variables in ExtUtils::ParseXS and some of its supporting packages has been moved into this package so that those values can be defined exactly once and then re-used in any package. Nothing is exported. Use fully qualified variable names. perl v5.44.0 2026-07-13 ExtUtils...onstants(3)