Support .St -susv1 and .St -susv4. Illumos wants to use this,

and it's illogical anyway to have -susv2 and -susv3 but not -susv4.

2 files changed, 8 insertions, 2 deletions

diff --git a/mdoc.7 b/mdoc.7
index bcdfd29c..8d8c7609 100644
--- a/mdoc.7
+++ b/mdoc.7
@@ -2510,10 +2510,12 @@ Based on POSIX.1 and POSIX.2, published in 1992.
 .It Single UNIX Specification version 1 and related standards
 .Pp
 .Bl -tag -width "-p1003.1g-2000" -compact
+.It \-susv1
+.St -susv1
 .It \-xpg4.2
 .St -xpg4.2
 .br
-This standard was published in 1994 and is also called SUSv1.
+This standard was published in 1994.
 It was used as the basis for UNIX 95 certification.
 The following three refer to parts of it.
 .Pp
@@ -2606,8 +2608,10 @@ The second and last Technical Corrigendum.
 .Bl -tag -width "-p1003.1g-2000" -compact
 .It \-p1003.1-2008
 .St -p1003.1-2008
+.It \-susv4
+.St -susv4
 .br
-This standard is also called SUSv4 and
+This standard is also called
 X/Open Portability Guide version 7.
 .Pp
 .It \-p1003.1-2013
diff --git a/st.in b/st.in
index 71d5ed92..748f8064 100644
--- a/st.in
+++ b/st.in
@@ -78,6 +78,8 @@ LINE("-xns5",		"X/Open Networking Services Issue\\~5 (\\(lqXNS5\\(rq)")
 LINE("-xns5.2",		"X/Open Networking Services Issue\\~5.2 (\\(lqXNS5.2\\(rq)")
 LINE("-xns5.2d2.0",	"X/Open Networking Services Issue\\~5.2 Draft\\~2.0 (\\(lqXNS5.2D2.0\\(rq)")
 LINE("-xcurses4.2",	"X/Open Curses Issue\\~4, Version\\~2 (\\(lqXCURSES4.2\\(rq)")
+LINE("-susv1",		"Version\\~1 of the Single UNIX Specification (\\(lqSUSv1\\(rq)")
 LINE("-susv2",		"Version\\~2 of the Single UNIX Specification (\\(lqSUSv2\\(rq)")
 LINE("-susv3",		"Version\\~3 of the Single UNIX Specification (\\(lqSUSv3\\(rq)")
+LINE("-susv4",		"Version\\~4 of the Single UNIX Specification (\\(lqSUSv4\\(rq)")
 LINE("-svid4",		"System\\~V Interface Definition, Fourth Edition (\\(lqSVID4\\(rq)")