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-rw-r--r--man/Xserver.man10
1 files changed, 10 insertions, 0 deletions
diff --git a/man/Xserver.man b/man/Xserver.man
index c03830c15..3bf844f98 100644
--- a/man/Xserver.man
+++ b/man/Xserver.man
@@ -181,6 +181,16 @@ prints a usage message.
.B \-I
causes all remaining command line arguments to be ignored.
.TP 8
+.B \-iglx
+Prohibit creating indirect GLX contexts. Indirect GLX is of limited use,
+since it lacks support for many modern OpenGL features and extensions;
+it's slower than direct contexts; and it opens a large attack surface for
+protocol parsing errors.
+This is the default unless +iglx is specified.
+.TP 8
+.B +iglx
+Allow creating indirect GLX contexts.
+.TP 8
.B \-maxbigreqsize \fIsize\fP
sets the maximum big request to
.I size