+
+ build_scheme => [ "unified", "unix" ],
+ build_file => "Makefile",
+ },
+
+ BASE_common => {
+ template => 1,
+
+ enable => [],
+ disable => [],
+
+ defines =>
+ sub {
+ my @defs = ();
+ push @defs, "ZLIB" unless $disabled{zlib};
+ push @defs, "ZLIB_SHARED" unless $disabled{"zlib-dynamic"};
+ return [ @defs ];
+ },
+ },
+
+ BASE_unix => {
+ inherit_from => [ "BASE_common" ],
+ template => 1,
+
+ lflags =>
+ sub { $withargs{zlib_lib} ? "-L".$withargs{zlib_lib} : () },
+ ex_libs =>
+ sub { !defined($disabled{zlib})
+ && defined($disabled{"zlib-dynamic"})
+ ? "-lz" : () },
+
+ build_scheme => [ "unified", "unix" ],
+ build_file => "Makefile",
+ },
+
+ BASE_Windows => {
+ inherit_from => [ "BASE_common" ],
+ template => 1,
+
+ ex_libs =>
+ sub {
+ unless ($disabled{zlib}) {
+ if (defined($disabled{"zlib-dynamic"})) {
+ return $withargs{zlib_lib} // "ZLIB1";
+ }
+ }
+ return ();
+ },
+
+ ld => "link",
+ lflags => "/nologo",
+ loutflag => "/out:",
+ ar => "lib",
+ arflags => "/nologo",
+ aroutflag => "/out:",
+ rc => "rc",
+ rcoutflag => "/fo",
+ mt => "mt",
+ mtflags => "-nologo",
+ mtinflag => "-manifest ",
+ mtoutflag => "-outputresource:",
+
+ build_file => "makefile",
+ build_scheme => [ "unified", "windows" ],
+ },
+
+ BASE_VMS => {
+ inherit_from => [ "BASE_common" ],
+ template => 1,
+
+ build_file => "descrip.mms",
+ build_scheme => [ "unified", "VMS" ],