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csh shell needed to build with PERL_EXTERNAL_GLOB defined #17600

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6 changes: 6 additions & 0 deletions INSTALL
Original file line number Diff line number Diff line change
Expand Up @@ -584,6 +584,12 @@ variables for C compiler switches etc.">. You can force an embedded perl
to use direct manipulation by setting C<PL_use_safe_putenv = 0;> after
the C<perl_construct()> call.

=head3 External glob

Before File::Glob entered core in 5.6.0 globbing was implemented by shelling
out. If the environmental variable PERL_EXTERNAL_GLOB is defined and if the
F<csh> shell is available, perl will still do this the old way.

=head2 Installation Directories

The installation directories can all be changed by answering the
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