+# You may also need to give the location of its headers. The following
+# should work on Mac OS X (which needs the above option as well) with
+# macports.
+#EXTRA_INCLUDES += -I/opt/local/include
+
+
+##
+## libc
+##
+
+# You may uncomment this if you know that your system C libary provides
+# asprintf and vasprintf. (GNU libc does.) If HAS_SYSTEM_ASPRINTF is not
+# defined, an implementation provided in libtu/sprintf_2.2/ is used.
+#HAS_SYSTEM_ASPRINTF=1
+
+# The following setting is needed with GNU libc for clock_gettime and the
+# monotonic clock. Other systems may not need it, or may not provide a
+# monotonic clock at all (which Ion can live with, and usually detect).
+EXTRA_LIBS += -lrt
+
+# Cygwin needs this.
+#DEFINES += -DCF_NO_GETLOADAVG
+
+
+#
+# If you're using/have gcc, it is unlikely that you need to modify
+# any of the settings below this line.
+#
+#####################################################################