$NetBSD: patch-autoconf_configure.in,v 1.1 2023/02/10 13:51:11 micha Exp $

Upstream patch for "MANSTYLE not set" problem on SunOS.
https://codeberg.org/schilytools/schilytools/issues/51

--- autoconf/configure.in.orig	2023-01-12 14:25:40.000000000 +0000
+++ autoconf/configure.in
@@ -1118,6 +1118,17 @@ fi
 fi	# <ext2fs/ext2_fs.h> was missing
 fi	# Linux only tests
 
+dnl SunOS Manual Page Style Tests
+if test ".$UNAME" = ".SunOS"; then
+	AC_MSG_CHECKING([for manual page style on Solaris Systems])
+	if test -f /usr/share/man/man8/Intro.8; then
+		solaris_manstyle=bsd
+	else
+		solaris_manstyle=sysv
+	fi
+	AC_MSG_RESULT([$solaris_manstyle])
+fi
+
 AC_SUBST(may_linux_src_include)
 
 AC_SUBST(largefile_cc_opt)
@@ -1149,5 +1160,6 @@ AC_SUBST(lib_dl)
 AC_SUBST(lib_dir)
 AC_SUBST(lib_cap)
 AC_SUBST(lib_selinux)
+AC_SUBST(solaris_manstyle)
 
 AC_OUTPUT(rules.cnf)