--- heyu-2.10.3/Configure 2021-04-30 22:37:54.000000000 +0530 +++ heyu-patch/Configure 2022-04-07 19:47:06.868579932 +0530 @@ -31,9 +31,9 @@ # paths: cat >> Makefile <> Makefile case "$SYS" in linux) cat >> Makefile <<-EoF - OWNER = root - GROUP = root - CC = gcc - CFLAGS = -g -O \$(DFLAGS) -Wall + CC ?= gcc + CFLAGS += -g -O \$(DFLAGS) -Wall DFLAGS = -DSYSV -DPOSIX -DHAS_ITIMER -DLINUX -DHASTZ $CM17AFLAG $EXT0FLAG $RFXSENFLAG $RFXMETFLAG $DMXFLAG $OREFLAG $KAKUFLAG $FLAGS_FLAG $TIMERS_FLAG $COUNTERS_FLAG LIBS = -lm -lc EoF