$OpenBSD: patch-src_Makefile_in,v 1.1 2012/06/24 09:34:03 eric Exp $
--- src/Makefile.in.orig	Sun Apr  8 15:56:32 2012
+++ src/Makefile.in	Sun Apr  8 15:56:21 2012
@@ -343,8 +343,7 @@ EXTRA_DIST = Makefile.vc dirlist.mk CMakeLists.txt inf
 INCLUDES = -I$(top_srcdir)/include
 lib_LTLIBRARIES = libgeos.la
 libgeos_la_LDFLAGS = \
-    -release @VERSION_MAJOR@.@VERSION_MINOR@.@VERSION_PATCH@ \
-    -no-undefined
+    -no-undefined -lstdc++ -lm
 
 libgeos_la_SOURCES = \
     inlines.cpp
