ECDH: Use LOCAL_CFLAGS instead of CFLAGS
diff --git a/library/Makefile b/library/Makefile
index a757752..359d510 100644
--- a/library/Makefile
+++ b/library/Makefile
@@ -19,7 +19,7 @@
 # CFLAGS += -D_BSD_EXTENSION
 
 # Include directories for Everest code
-CFLAGS+=-I../3rdparty/everest/include -I../3rdparty/everest/include/everest -I../3rdparty/everest/include/everest/kremlib
+LOCAL_CFLAGS+=-I../3rdparty/everest/include -I../3rdparty/everest/include/everest -I../3rdparty/everest/include/everest/kremlib
 
 # if were running on Windows build for Windows
 ifdef WINDOWS