$OpenBSD: patch-configure_ac,v 1.3 2009/07/30 19:07:15 jakemsr Exp $
--- configure.ac.orig	Sat Aug 30 06:02:17 2008
+++ configure.ac	Mon Sep 15 17:54:08 2008
@@ -143,6 +143,11 @@ case $host in
     THREAD_CFLAGS="-I/usr/local/include -D_THREAD_SAFE"
     CFLAGS="$THREAD_CFLAGS $CFLAGS"
     ;;
+  *-*-openbsd*)
+    THREAD_LIBS="-pthread"
+    THREAD_CFLAGS="-pthread"
+    CFLAGS="$CFLAGS $THREAD_CFLAGS"
+    ;;
   *mingw32* | *cygwin*)
     ;;
   *)
@@ -178,27 +183,16 @@ esac
 dnl ---------------------------------------------
 dnl libdvdread
 dnl ---------------------------------------------
-AC_ARG_WITH([dvdread-config],
-  [AS_HELP_STRING([--with-dvdread-config=PROG],
-    [dvdread-config program to use @<:@default=from PATH@:>@])],
-  [DVDREAD_CONFIG="$withval"],
-  [dnl User didn't specify program, search PATH
-  AC_PATH_PROG([DVDREAD_CONFIG], [dvdread-config], [no])
-  test "x$DVDREAD_CONFIG" = xno && \
-    AC_MSG_ERROR([dvdread-config required to link with libdvdread])
-  ])
-DVDREAD_CFLAGS=`$DVDREAD_CONFIG --cflags` || \
-  AC_MSG_ERROR([Could not get libdvdread CFLAGS from $DVDREAD_CONFIG])
-DVDREAD_LIBS=`$DVDREAD_CONFIG --libs` || \
-  AC_MSG_ERROR([Could not get libdvdread LIBS from $DVDREAD_CONFIG])
-AC_SUBST([DVDREAD_CFLAGS])
-AC_SUBST([DVDREAD_LIBS])
+DVDREAD_CFLAGS="$DVDREAD_CFLAGS"
+DVDREAD_LIBS="$DVDREAD_LIBS"
+AC_SUBST(DVDREAD_CFLAGS)
+AC_SUBST(DVDREAD_LIBS)
 
 dnl ---------------------------------------------
 dnl cflags
 dnl ---------------------------------------------
 dnl Common cflags for all platforms
-CFLAGS="-O3 -Wall -D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE $CFLAGS"
+CFLAGS="-Wall -D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE $CFLAGS"
 DEBUG_CFLAGS="-g -DDEBUG $CFLAGS"
 
 AC_SUBST(DEBUG_CFLAGS)