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-rw-r--r--make_ext.pl1
1 files changed, 1 insertions, 0 deletions
diff --git a/make_ext.pl b/make_ext.pl
index 799ab8b607..6c2caf0302 100644
--- a/make_ext.pl
+++ b/make_ext.pl
@@ -45,6 +45,7 @@ my $ext_dirs_re = '(?:' . join('|', @ext_dirs) . ')';
# If any extensions are listed with a '+' char then only those
# extensions will be built, but only if they aren't countermanded
# by an '!ext' and are appropriate to the type of building being done.
+# An extensions follows the format of Foo/Bar, which would be extension Foo::Bar
# It may be deleted in a later release of perl so try to
# avoid using it for other purposes.