+warn "Legacy library @{[(caller(0))[6]]} will be removed from the Perl core distribution in the next major release. Please install it from the CPAN distribution Perl4::CoreLibs. It is being used at @{[(caller)[1]]}, line @{[(caller)[2]]}.\n";
+
;# The validate routine takes a single multiline string consisting of
;# lines containing a filename plus a file test to try on it. (The
;# file test may also be a 'cd', causing subsequent relative filenames