sync with OpenBSD -current

regress/usr.bin/mandoc/mdoc/In/Makefile

@@ -1,6 +1,6 @@
-# $OpenBSD: Makefile,v 1.9 2017/03/08 22:53:35 schwarze Exp $
+# $OpenBSD: Makefile,v 1.10 2024/09/21 11:56:36 schwarze Exp $
 
-REGRESS_TARGETS	 = break eos font noarg
+REGRESS_TARGETS	 = break eos font noarg parse
 LINT_TARGETS	 = noarg
 
 .include <bsd.regress.mk>

regress/usr.bin/mandoc/mdoc/In/parse.in

@@ -0,0 +1,13 @@
+.\" $OpenBSD: parse.in,v 1.1 2024/09/21 11:56:36 schwarze Exp $
+.Dd $Mdocdate: September 21 2024 $
+.Dt IN-PARSE 2
+.Os
+.Sh NAME
+.Nm In-parse
+.Nd parsing of include file macros
+.Sh DESCRIPTION
+first line
+.Sy parent In arg1 arg2 Sy child
+middle line
+.In ( arg )
+last line

regress/usr.bin/mandoc/mdoc/In/parse.out_ascii

@@ -0,0 +1,9 @@
+IN-PARSE(2)                   System Calls Manual                  IN-PARSE(2)
+
+NNAAMMEE
+     IInn--ppaarrssee - parsing of include file macros
+
+DDEESSCCRRIIPPTTIIOONN
+     first line ppaarreenntt <_a_r_g_1> arg2 cchhiilldd middle line (<_a_r_g>) last line
+
+OpenBSD                       September 21, 2024                       OpenBSD

regress/usr.bin/mandoc/mdoc/In/parse.out_markdown

@@ -0,0 +1,15 @@
+IN-PARSE(2) - System Calls Manual
+
+# NAME
+
+**In-parse** - parsing of include file macros
+
+# DESCRIPTION
+
+first line
+**parent** <*arg1*> arg2 **child**
+middle line
+(<*arg*>)
+last line
+
+OpenBSD - September 21, 2024