Document -std=c90 in the manpage.

diff --git a/cparser.1 b/cparser.1
index 87dedd2..22ecf21 100644 (file)
--- a/cparser.1
+++ b/cparser.1
@@ -1,5 +1,5 @@
 .\" Please adjust this date whenever revising the manpage.
-.Dd June 21, 2011
+.Dd July 3, 2012
 .Dt CPARSER 1
 .Sh NAME
 .Nm cparser
@@ -61,6 +61,7 @@ Select the language standard.
 Supported values are:
 .Bl -tag -compact -width "iso9899:1990"
 .It Cm c89
+.It Cm c90
 .It Cm iso9899:1990
 ISO C90
 .It Cm gnu89