$OpenBSD: patch-configure_ac,v 1.4 2011/07/07 21:16:44 jasper Exp $
--- configure.ac.orig	Mon May 16 21:09:54 2011
+++ configure.ac	Thu Jun 30 17:01:26 2011
@@ -419,7 +419,7 @@ AC_CHECK_LIB(popt, poptGetContext, AC_SUBST([POPT_LIBS
 
 # Look for PhysicsFS
 AC_CHECK_HEADER(physfs.h, , AC_MSG_ERROR([PhysicsFS header not found.]))
-AC_CHECK_LIB(physfs, PHYSFS_init, AC_SUBST([PHYSFS_LIBS], [-lphysfs]), AC_MSG_ERROR([PhysicsFS not found.]), [${WIN32_LIBS}])
+AC_CHECK_LIB(physfs, PHYSFS_init, AC_SUBST([PHYSFS_LIBS], [-lphysfs]), AC_MSG_ERROR([PhysicsFS not found.]), [-pthread])
 
 # Look for OpenGL
 CPPFLAGS_SAVE="$CPPFLAGS"
