--- a/marking.avv.in	Tue May 03 16:35:05 2011 +0300
+++ b/marking.avv.in	Sat May 07 18:52:33 2011 +0300
@@ -3,7 +3,10 @@
 Method:      glib
 Version:     ${PROJECT_VERSION}
 Description: ${CPACK_PACKAGE_DESCRIPTION_SUMMARY}
-Requires:    commands:3 + compl:3 + utils:2 + screen:3 + hbuf:1 + logprint:3
+# commands depend on building environment: 4+3, 2+1
+Requires:    ( roster:4 | roster:3 | roster:2 | roster:1 ) + ( commands:4 | commands:3 ) +
+             utils:2 + logprint:3 + ( hbuf:3 | hbuf:2 | hbuf:1 ) +
+             ( screen:10 | screen:9 | screen:8 | screen:7 | screen:6 | screen:5 | screen:4 )
 Init:        marking_init
 Uninit:      marking_uninit