1 files changed, 3 insertions, 2 deletions
diff --git a/wscript b/wscript
index 06f31de..59c2eae 100644
--- a/wscript
+++ b/wscript
@@ -42,8 +42,9 @@ def configure(conf):
 
 	# Check for posix_memalign (OSX, amazingly, doesn't have it)
 	conf.check(function_name='posix_memalign',
-		   header_name='stdlib.h',
-		   define_name='HAVE_POSIX_MEMALIGN')
+	           header_name='stdlib.h',
+	           define_name='HAVE_POSIX_MEMALIGN',
+	           mandatory=False)
 
 	build_gui = conf.env['HAVE_GLADEMM'] == 1 and conf.env['HAVE_FLOWCANVAS'] == 1