X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/1ee79256095a770dd406a9cbd48f2a04c2d1499a..7cd25ae5a3dc3ad26b584803ff397b63d9c62120:/tools/mfkey/Makefile

diff --git a/tools/mfkey/Makefile b/tools/mfkey/Makefile
index ab1623a8..fc6170e4 100755
--- a/tools/mfkey/Makefile
+++ b/tools/mfkey/Makefile
@@ -1,7 +1,7 @@
 VPATH = ../../common ../../common/crapto1 ../../client
 CC = gcc
 LD = gcc
-CFLAGS = -I../../common -I../../client -Wall -O4
+CFLAGS = -std=c99 -D_ISOC99_SOURCE -I../../common -I../../client -Wall -O3
 LDFLAGS =
 
 OBJS = crypto1.o crapto1.o parity.o util.o mfkey.o