--- a/Makefile	Sat Sep 02 19:45:47 2023 +0000
+++ b/Makefile	Tue May 21 01:59:17 2024 +0000
@@ -1,26 +1,26 @@
-CC=	gcc
-CFLAGS=	-O2
 PROGDIR=enc-text gen-pdu scripts
 LIBDIR=	libcoding
 SUBDIR=	${PROGDIR} ${LIBDIR}
-
-INSTALL_PREFIX=	/opt/freecalypso
+DESTDIR=
 
 all:	${SUBDIR}
 
 enc-text:	libcoding
 gen-pdu:	libcoding
 
-${SUBDIR}: FRC
-	cd $@; ${MAKE} ${MFLAGS} CC=${CC} CFLAGS="${CFLAGS}"
+${SUBDIR}: FRC config.defs
+	cd $@; ${MAKE} ${MFLAGS}
+
+config.defs:
+	@echo 'You must run ./configure before make'
+	@false
 
 clean: FRC
 	rm -f a.out core errs
 	for i in ${SUBDIR}; do (cd $$i; ${MAKE} ${MFLAGS} clean); done
 
 install: FRC
-	mkdir -p ${INSTALL_PREFIX}
 	for i in ${PROGDIR}; do (cd $$i; ${MAKE} ${MFLAGS} \
-		INSTALL_PREFIX=${INSTALL_PREFIX} install); done
+		DESTDIR=${DESTDIR} install); done
 
 FRC: