Document PORTAGE_REPOSITORIES.

diff --git a/man/portage.5 b/man/portage.5
index ad801ba599dd564bbb48160e7d29aa4837cb183b..0aac56947ba8f1195f1a86c4c3f77ac25e68d2bd 100644 (file)
--- a/man/portage.5
+++ b/man/portage.5
@@ -765,6 +765,9 @@ x11\-libs/qt \-mysql
 .TP
 .BR repos.conf
 Specifies \fIsite\-specific\fR repository configuration information.
+.br
+Configuration specified in \fBrepos.conf\fR can be overriden by \fBPORTAGE_REPOSITORIES\fR
+environmental variable, which has the same format as \fBrepos.conf\fR.
 
 .I Format:
 .nf