Trivial patch to make ExtUtils::Install more -w clean

p5p-msgid: <9702241605.AA17436@toad.ig.co.uk>

diff --git a/lib/ExtUtils/Install.pm b/lib/ExtUtils/Install.pm
index c7eb8b4..a88bd99 100644 (file)
--- a/lib/ExtUtils/Install.pm
+++ b/lib/ExtUtils/Install.pm
@@ -12,7 +12,7 @@ use vars qw(@ISA @EXPORT $VERSION);
 $Is_VMS = $^O eq 'VMS';
 
 my $splitchar = $^O eq 'VMS' ? '|' : $^O eq 'os2' ? ';' : ':';
-my @PERL_ENV_LIB = split $splitchar, defined $ENV{'PERL5LIB'} ? $ENV{'PERL5LIB'} : $ENV{'PERLLIB'};
+my @PERL_ENV_LIB = split $splitchar, defined $ENV{'PERL5LIB'} ? $ENV{'PERL5LIB'} : $ENV{'PERLLIB'} || '';
 my $Inc_uninstall_warn_handler;
 
 #use vars qw( @EXPORT @ISA $Is_VMS );