--- a/osx.mk	Sun Sep 17 11:22:16 2017 +0200
+++ b/osx.mk	Thu Sep 21 12:53:29 2017 +0200
@@ -31,7 +31,7 @@
 AR = ar
 RM = rm
 
-CFLAGS  = -g -c -Wno-deprecated -Wno-format
+CFLAGS  = -c -O2 -Wno-deprecated -Wno-format
 COFLAGS = -o
 LDFLAGS = 
 LOFLAGS = -o