makefile: rm -f -> $(RM)

elkscmd/advent/Makefile

@@ -43,4 +43,4 @@ install: $(PRGS)
 	$(INSTALL) advent.db $(DESTDIR)/lib
 
 clean:
-	rm -f $(PRGS) $(HOSTPRGS) *.o *.map
+	$(RM) $(PRGS) $(HOSTPRGS) *.o *.map

elkscmd/basic/Makefile

@@ -55,4 +55,4 @@ install: $(PRGS)
 	$(INSTALL) $(PRGS) $(DESTDIR)/bin
 
 clean:
-	rm -f $(PRGS) $(HOSTPRGS) *.o *.map
+	$(RM) $(PRGS) $(HOSTPRGS) *.o *.map

elkscmd/debug/Makefile

@@ -68,4 +68,4 @@ install: $(PRGS)
 	$(INSTALL) $(PRGS) $(DESTDIR)/bin
 
 clean:
-	rm -f $(PRGS) $(HOSTPRGS) *.o *.map system.sym
+	$(RM) $(PRGS) $(HOSTPRGS) *.o *.map system/sym

elkscmd/inet/telnet/Makefile

@@ -24,4 +24,4 @@ install: telnet
 	$(INSTALL) telnet $(DESTDIR)/bin
 
 clean:
-	rm -f $(OBJS) telnet
+	$(RM) $(OBJS) telnet

elkscmd/inet/telnetd/Makefile

@@ -25,5 +25,5 @@ install: telnetd
 	$(INSTALL) telnetd $(DESTDIR)/bin
 
 clean:
-	rm -f $(OBJS) telnetd
+	$(RM) $(OBJS) telnetd
 

elkscmd/inet/tinyirc/Makefile

@@ -31,4 +31,4 @@ install: tinyirc
 	$(INSTALL) tinyirc $(DESTDIR)/bin
 
 clean:
-	rm -f *.o tinyirc
+	$(RM) *.o tinyirc

elkscmd/inet/urlget/Makefile

@@ -24,5 +24,5 @@ install: urlget
 	$(INSTALL) urlget $(DESTDIR)/bin
 
 clean:
-	rm -f urlget *.o
+	$(RM) urlget *.o
 

elkscmd/lib/Makefile

@@ -19,4 +19,4 @@ CFLAGS += -fno-instrument-functions -fno-instrument-functions-simple
 all: $(OBJS)
 
 clean:
-	rm -f *.o
+	$(RM) *.o

elkscmd/misc_utils/Makefile

@@ -71,4 +71,4 @@ install: $(PRGS)
 	$(INSTALL) $(PRGS) $(DESTDIR)/bin
 
 clean:
-	rm -f $(PRGS) $(HOSTPRGS) *~ *.o
+	$(RM) $(PRGS) $(HOSTPRGS) *~ *.o

elkscmd/nano-X/demos/Makefile

@@ -10,7 +10,7 @@ install:	$(PROGS)
 	cd $(BINDIR); strip $(PROGS); chmod 755 $(PROGS)
 
 clean:
-	rm -f $(PROGS) *.o core
+	$(RM) $(PROGS) *.o core
 
 demo:	demo.c
 	$(CC) $(CFLAGS) -o demo demo.c $(LDFLAGS)

elkscmd/romprg/Makefile

@@ -33,7 +33,7 @@ install: $(PRGS)
 	$(INSTALL) $(PRGS) $(DESTDIR)/bin
 
 clean:
-	rm -f $(PRGS) $(HOSTPRGS) *.o *.map
+	$(RM) $(PRGS) $(HOSTPRGS) *.o *.map
 
 
 

elkscmd/sash/Makefile

@@ -23,7 +23,7 @@ sash:	$(OBJS)
 	$(LD) $(LDFLAGS) -o sash $(OBJS) $(LDLIBS)
 
 clean:
-	rm -f core sash $(OBJS)
+	$(RM) core sash $(OBJS)
 
 install: sash
 ifdef CONFIG_APP_ASH

elkscmd/screen/Makefile

@@ -58,7 +58,7 @@ ansi.o: ansi.c screen.h
 	$(CC) $(CFLAGS) -c ansi.c
 
 clean:
-	rm -f screen *.o core *~
+	$(RM) screen *.o core *~
 
 install: screen
 	$(INSTALL) screen $(DESTDIR)/bin/screen

elkscmd/sh_utils/Makefile

@@ -80,4 +80,4 @@ install: $(PRGS)
 	$(INSTALL) $(PRGS) $(DESTDIR)/bin
 
 clean:
-	rm -f *.o $(PRGS)
+	$(RM) *.o $(PRGS)

elkscmd/test/echo/Makefile

@@ -24,4 +24,4 @@ install: $(PRGS)
 	$(INSTALL) $(PRGS) $(DESTDIR)/bin
 
 clean:
-	rm -f *.o $(PRGS)
+	$(RM) *.o $(PRGS)

elkscmd/test/libc/Makefile

@@ -33,4 +33,4 @@ install: $(PGM)
 	$(INSTALL) $(PGM) $(DESTDIR)/bin
 
 clean:
-	rm -f $(OBJS) $(PGM)
+	$(RM) $(OBJS) $(PGM)

elkscmd/test/other/Makefile

@@ -53,4 +53,4 @@ install: $(PRGS)
 	$(INSTALL) $(PRGS) $(DESTDIR)/bin
 
 clean:
-	rm -f $(PRGS) *.o
+	$(RM) $(PRGS) *.o

elkscmd/unused/m4/Makefile

@@ -34,5 +34,5 @@ test: m4
 	diff -u test_host_m4.txt test_elks_m4.txt
 
 clean:
-	rm -f core m4 $(CLEANFILES)
+	$(RM) core m4 $(CLEANFILES)
 

elkscmd/unused/mtools/Makefile

@@ -67,7 +67,7 @@ install-man:
 	done
 
 clean:
-	rm -f $(PROGS) *.o
+	$(RM) $(PROGS) *.o
 
 lint:
 	$(LINT) mdir.c getfat.c init.c search.c match.c convdate.c subdir.c \

elkscmd/unused/prems/pres/Makefile

@@ -43,7 +43,7 @@ flparc:         $(FOBJS) $(LIBS)
 		@$(LD) $(LDFLAGS) $(FOBJS) $(LIBS) -o flparc $(LDLIBS)
 		@echo "done"
 
-clean:;         @rm -f $(OBJS) pres flparc
+clean:;         @$(RM) $(OBJS) pres flparc
 
 depend:;        @mkmf -f $(MAKEFILE) PROGRAM=$(PROGRAM) DEST=$(DEST)
 

elkscmd/unused/xvi/Makefile

@@ -19,4 +19,4 @@ install: xvi
 	$(INSTALL) xvi $(DESTDIR)/bin
 
 clean:
-	rm -f core xvi *.o
+	$(RM) core xvi *.o

elksemu/Makefile

@@ -84,7 +84,7 @@ install: elksemu
 	install -s -o root -g root -m 4555 elksemu $(DIST)/lib/elksemu
 
 clean realclean:
-	rm -f $(OBJ) binfmt_elks.o elksemu call_tab.v defn_tab.v efile.h
+	$(RM) $(OBJ) binfmt_elks.o elksemu call_tab.v defn_tab.v efile.h
 
 module: binfmt_elks.o
 

include/Makefile

@@ -1,4 +1,4 @@
 .PHONY: clean
 
 clean:
-	rm -f autoconf.h
+	$(RM) autoconf.h

tools/Makefile

@@ -28,7 +28,7 @@ BINUTILS_DIST=binutils-ia16-$(BINUTILS_VER)
 
 $(DISTDIR)/$(BINUTILS_DIST).tar.gz:
 	mkdir -p $(DISTDIR)
-	rm -rf $(DISTDIR)/binutils-ia16-*.tar.gz \
+	$(RM) -r $(DISTDIR)/binutils-ia16-*.tar.gz \
 	       $(DISTDIR)/binutils-ia16-*.tmp \
 	       $(DISTDIR)/binutils-ia16-*.zip
 	set -e; \
@@ -41,14 +41,14 @@ $(DISTDIR)/$(BINUTILS_DIST).tar.gz:
 
 $(BUILDDIR)/.binutils.src: $(DISTDIR)/$(BINUTILS_DIST).tar.gz
 	mkdir -p $(BUILDDIR)
-	rm -rf $(BUILDDIR)/$(BINUTILS_DIST)
+	$(RM) -r $(BUILDDIR)/$(BINUTILS_DIST)
 	cd $(BUILDDIR) && tar -xzf $(DISTDIR)/$(BINUTILS_DIST).tar.gz
-	rm -rf $(BUILDDIR)/binutils-src
+	$(RM) -r $(BUILDDIR)/binutils-src
 	cd $(BUILDDIR) && mv $(BINUTILS_DIST) binutils-src
 	touch $(BUILDDIR)/.binutils.src
 
 $(BUILDDIR)/.binutils.build: $(BUILDDIR)/.binutils.src
-	cd $(BUILDDIR) && rm -rf binutils-build
+	cd $(BUILDDIR) && $(RM) -r binutils-build
 	mkdir -p $(BUILDDIR)/binutils-build
 	cd $(BUILDDIR)/binutils-build && ../binutils-src/configure --target=ia16-elf --prefix="$(CROSSDIR)" --enable-ld=default --enable-gold=yes --enable-targets=ia16-elf --enable-x86-hpa-segelf=yes --disable-gdb --disable-libdecnumber --disable-readline --disable-sim --disable-nls
 	$(MAKE) -C $(BUILDDIR)/binutils-build $(PARALLEL)
@@ -71,7 +71,7 @@ MPC_DIST=mpc-$(MPC_VER)
 
 $(DISTDIR)/$(GMP_DIST).tar.bz2:
 	mkdir -p $(DISTDIR)
-	rm -rf $(DISTDIR)/gmp-*.tar.bz2 $(DISTDIR)/gmp-*.tar.bz2.tmp
+	$(RM) -r $(DISTDIR)/gmp-*.tar.bz2 $(DISTDIR)/gmp-*.tar.bz2.tmp
 	wget -c https://ftp.gnu.org/gnu/gmp/$(GMP_DIST).tar.bz2 \
 		-O $@.tmp || \
 	wget -c https://gmplib.org/download/gmp/$(GMP_DIST).tar.bz2 \
@@ -84,15 +84,15 @@ $(DISTDIR)/$(GMP_DIST).tar.bz2:
 
 $(DISTDIR)/$(MPFR_DIST).tar.bz2:
 	mkdir -p $(DISTDIR)
-	rm -rf $(DISTDIR)/mpfr-*.tar.bz2 $(DISTDIR)/mpfr-*.tar.bz2.tmp
+	$(RM) -r $(DISTDIR)/mpfr-*.tar.bz2 $(DISTDIR)/mpfr-*.tar.bz2.tmp
 	wget -c https://www.mpfr.org/$(MPFR_DIST)/$(MPFR_DIST).tar.bz2 \
 		-O $@.tmp
 	touch $@.tmp
 	mv $@.tmp $@
 
 $(DISTDIR)/$(MPC_DIST).tar.gz:
 	mkdir -p $(DISTDIR)
-	rm -rf $(DISTDIR)/mpc-*.tar.gz $(DISTDIR)/mpc-*.tar.gz.tmp
+	$(RM) -r $(DISTDIR)/mpc-*.tar.gz $(DISTDIR)/mpc-*.tar.gz.tmp
 	wget -c https://ftp.gnu.org/gnu/mpc/$(MPC_DIST).tar.gz -O $@.tmp
 	touch $@.tmp
 	mv $@.tmp $@
@@ -104,7 +104,7 @@ GCC_DIST=gcc-ia16-$(GCC_VER)
 
 $(DISTDIR)/$(GCC_DIST).tar.gz:
 	mkdir -p $(DISTDIR)
-	rm -rf $(DISTDIR)/gcc-ia16-*.tar.gz \
+	$(RM) -r $(DISTDIR)/gcc-ia16-*.tar.gz \
 	       $(DISTDIR)/gcc-ia16-*.tmp \
 	       $(DISTDIR)/gcc-ia16-*.zip
 	set -e; \
@@ -120,9 +120,9 @@ $(BUILDDIR)/.gcc.src: $(DISTDIR)/$(GCC_DIST).tar.gz \
 		      $(DISTDIR)/$(MPFR_DIST).tar.bz2 \
 		      $(DISTDIR)/$(MPC_DIST).tar.gz
 	mkdir -p $(BUILDDIR)
-	rm -rf $(BUILDDIR)/$(GCC_DIST)
+	$(RM) -r $(BUILDDIR)/$(GCC_DIST)
 	cd $(BUILDDIR) && tar -xzf $(DISTDIR)/$(GCC_DIST).tar.gz
-	rm -rf $(BUILDDIR)/gcc-src
+	$(RM) -r $(BUILDDIR)/gcc-src
 	cd $(BUILDDIR) && mv $(GCC_DIST) gcc-src
 	cd $(BUILDDIR)/gcc-src && tar -xjf $(DISTDIR)/$(GMP_DIST).tar.bz2
 	cd $(BUILDDIR)/gcc-src && ln -s $(GMP_DIST) gmp
@@ -133,14 +133,14 @@ $(BUILDDIR)/.gcc.src: $(DISTDIR)/$(GCC_DIST).tar.gz \
 	touch $(BUILDDIR)/.gcc.src
 
 $(BUILDDIR)/.gcc.build: $(BUILDDIR)/.gcc.src $(BUILDDIR)/.binutils.build
-	cd $(BUILDDIR) && rm -rf gcc-build
+	cd $(BUILDDIR) && $(RM) -r gcc-build
 	mkdir $(BUILDDIR)/gcc-build
 	cd $(BUILDDIR)/gcc-build && ../gcc-src/configure --target=ia16-elf --prefix="$(CROSSDIR)" --without-headers --enable-languages=c --disable-libssp --without-isl
 	# If there are any obsolete multilib directories (which are no longer
 	# used) in the installation directory, remove them, so that they do
 	# not clutter up the installation directory.  This is a bit of a hack.
 	#	-- tkchia 20201128
-	rm -rf $(CROSSDIR)/lib/gcc/ia16-elf/6.3.0/size \
+	$(RM) -r $(CROSSDIR)/lib/gcc/ia16-elf/6.3.0/size \
 	       $(CROSSDIR)/lib/gcc/ia16-elf/6.3.0/rtd/size \
 	       $(CROSSDIR)/lib/gcc/ia16-elf/6.3.0/regparmcall/size \
 	       $(CROSSDIR)/lib/gcc/ia16-elf/6.3.0/regparmcall/any_186/size
@@ -161,7 +161,7 @@ EMU86_DIST=emu86-$(EMU86_VER)
 
 $(DISTDIR)/$(EMU86_DIST).tar.gz:
 	mkdir -p $(DISTDIR)
-	rm -rf $(DISTDIR)/emu86-*.tar.gz \
+	$(RM) -r $(DISTDIR)/emu86-*.tar.gz \
 	       $(DISTDIR)/emu86-*.tmp \
 	       $(DISTDIR)/emu86-*.zip
 	set -e; \
@@ -174,9 +174,9 @@ $(DISTDIR)/$(EMU86_DIST).tar.gz:
 
 $(BUILDDIR)/.emu86.src: $(DISTDIR)/$(EMU86_DIST).tar.gz
 	mkdir -p $(BUILDDIR)
-	rm -rf $(BUILDDIR)/$(EMU86_DIST)
+	$(RM) -r $(BUILDDIR)/$(EMU86_DIST)
 	cd $(BUILDDIR) && tar -xzf $(DISTDIR)/$(EMU86_DIST).tar.gz
-	rm -rf $(BUILDDIR)/emu86
+	$(RM) -r $(BUILDDIR)/emu86
 	cd $(BUILDDIR) && mv $(EMU86_DIST) emu86
 	touch $(BUILDDIR)/.emu86.src
 
@@ -195,5 +195,5 @@ all:: $(CROSSDIR)/.emu86.install
 # Tools pruning (to save disk space)
 
 prune:
-	-rm -rf $(DISTDIR)
-	-rm -rf $(BUILDDIR)
+	-$(RM) -r $(DISTDIR)
+	-$(RM) -r $(BUILDDIR)