$NetBSD: patch-configure,v 1.2 2025/05/10 18:59:47 vins Exp $

Support NetBSD and SunOS backends.

--- configure.orig	2024-12-15 09:22:31.000000000 +0000
+++ configure
@@ -1638,7 +1638,8 @@ Optional Packages:
   --without-libiconv-prefix     don't search for libiconv in includedir and libdir
   --with-libintl-prefix[=DIR]  search for libintl in DIR/include and DIR/lib
   --without-libintl-prefix     don't search for libintl in includedir and libdir
-  --with-backend=<option> Default backend to use linux, freebsd, openbsd
+  --with-backend=<option> Default backend to use linux, freebsd, openbsd,
+                          netbsd, solaris
 
 Some influential environment variables:
   CC          C compiler command
@@ -23752,6 +23753,10 @@ if test x$with_backend = x; then
     with_backend=freebsd ;; #(
   *-openbsd*|*-bitrig*) :
     with_backend=openbsd ;; #(
+  *-netbsd*) :
+    with_backend=netbsd ;; #(
+  *-sun-solaris*) :
+    with_backend=solaris ;; #(
   *) :
      ;;
 esac
@@ -23777,8 +23782,14 @@ if test x$with_backend = xopenbsd; then
 printf "%s\n" "#define BACKEND_TYPE_OPENBSD 1" >>confdefs.h
 
 fi
+if test x$with_backend = xnetbsd; then
 
+printf "%s\n" "#define BACKEND_TYPE_NETBSD 1" >>confdefs.h
 
+fi
+if test x$with_backend = xsolaris; then

+printf "%s\n" "#define BACKEND_TYPE_SOLARIS 1" >>confdefs.h

+fi