& This command macro configures perl to build with
& either the alpha or generally-available version of
& VOS POSIX.1 support.
& Written 00-10-24 by Paul Green (Paul_Green@stratus.com)
& Modified 01-02-12 by Paul Green
&
&begin_parameters
     version   option(-version)name,allow(alpha,ga),=ga
     debug     switch(-debug),secret
&end_parameters
&echo command_lines
&if &debug& &then &echo macro_lines
&
&if (file_info config.&version&.def date_modified) > (file_info config.&version&.h date_modified)
&then &do
!copy_file config.&version&.def config.def -delete
&
& NOTE: We must invoke Perl 5 not Perl 4. If necessary, edit the
& macro to ensure that perl5 is invoked.
&
&mode no_abort
!perl5 config.pl
&if (command_status) = 1032
&then !perl config.pl
&mode abort
!rename config.h.new config.&version&.h -delete
!delete_file config.def
&end
&
&if (file_info config.&version&.h date_modified) ^= (file_info config.h date_modified)
&then !copy_file config.&version&.h config.h -delete -keep_dates