+64BIT_VERSION ?= yes
+
+ifeq ($(strip $(64BIT_VERSION)),yes)
+ #if you are using centos uncomment the following lines
+ #CXX = g++44
+
+ #if you are a mac user use the following line
+ TARGET_ARCH += -arch x86_64
+
+ #if you are a linux user use the following line
+ #CXXFLAGS += -mtune=native -march=native -m64
+
+ CXXFLAGS += -DBIT_VERSION
+endif
+
+MOTHUR_FILES = "\"../release\""
+
+RELEASE_DATE = "\"10/26/2010\""
+VERSION = "\"1.14.0\""
+
+CXXFLAGS += -DRELEASE_DATE=${RELEASE_DATE} -DVERSION=${VERSION}
+