[pkgsrc/trunk]: pkgsrc/lang/ruby lang/ruby: document RUBY_VERSIONS_INCOMPATIBLE

[taca <taca%pkgsrc.org@localhost>]

details:   https://anonhg.NetBSD.org/pkgsrc/rev/a88cf7b0b5fd
branches:  trunk
changeset: 412483:a88cf7b0b5fd
user:      taca <taca%pkgsrc.org@localhost>
date:      Sun Mar 08 06:35:28 2020 +0000

description:
lang/ruby: document RUBY_VERSIONS_INCOMPATIBLE

Add RUBY_VERSIONS_INCOMPATIBLE document in comment.

diffstat:

 lang/ruby/rubyversion.mk |  8 +++++++-
 1 files changed, 7 insertions(+), 1 deletions(-)

diffs (22 lines):

diff -r 9622baf5bbef -r a88cf7b0b5fd lang/ruby/rubyversion.mk
--- a/lang/ruby/rubyversion.mk  Sun Mar 08 01:28:14 2020 +0000
+++ b/lang/ruby/rubyversion.mk  Sun Mar 08 06:35:28 2020 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: rubyversion.mk,v 1.214 2019/12/15 15:37:26 taca Exp $
+# $NetBSD: rubyversion.mk,v 1.215 2020/03/08 06:35:28 taca Exp $
 #
 
 # This file determines which Ruby version is used as a dependency for
@@ -37,6 +37,12 @@
 #              Possible values: 22 24 25 26
 #              Default: 24 25 26
 #
+# RUBY_VERSIONS_INCOMPATIBLE
+#      The Ruby versions that are incompatible for the package.
+#
+#              Possible values: 22 24 25 26
+#              Default: empty
+#
 # RUBY_NOVERSION
 #      If "Yes", the package dosen't depend on any version of Ruby, such
 #      as editing mode for emacs.  In this case, package's name would begin