--- cvs-1.11.21/contrib/rcs2log.sh.old	2005-08-02 22:46:43.000000000 +0200
+++ cvs-1.11.21/contrib/rcs2log.sh	2006-05-09 11:49:10.000000000 +0200
@@ -68,6 +68,9 @@
 For more information about these matters, see the files named COPYING.
 Author: Paul Eggert <eggert@twinsun.com>'
 
+# set old environment for sort (bug #190009)
+export _POSIX2_VERSION=199209
+
 # functions
 @MKTEMP_SH_FUNCTION@
 
