--- sshtrix-0.0.2/Makefile.cflags 2011-09-26 15:57:00.000000000 +0200 +++ sshtrix-0.0.2/Makefile 2017-09-20 22:54:51.152570244 +0200 @@ -37,7 +37,7 @@ SRCDIR = src -CFLAGS = -W -Wall -Wextra -O2 -std=c99 -pedantic -I $(INCDIR) +CFLAGS += -W -Wall -Wextra -O2 -std=c99 -pedantic -I $(INCDIR) OBJS = $(SRCDIR)/sshtrix.o $(SRCDIR)/file.o $(SRCDIR)/help.o $(SRCDIR)/error.o \