--- a/docs/Makefile
+++ b/docs/Makefile
@@ -20,13 +20,16 @@
 # 02110-1301 USA.
 
 MANPAGES	= inputattach.1 jstest.1 jscal.1 fftest.1 \
-		  ffmvforce.1 ffset.1 ffcfstress.1 jscal-store.1 \
+		  ffset.1 ffcfstress.1 jscal-store.1 \
 		  jscal-restore.1
+ifneq ($(USE_SDL),no)
+MANPAGES += ffmvforce.1
+endif
 
 PREFIX          ?= /usr/local
 
 install:
 	install -d $(DESTDIR)$(PREFIX)/share/man/man1
-	install $(MANPAGES) $(DESTDIR)$(PREFIX)/share/man/man1
+	install -m 644 $(MANPAGES) $(DESTDIR)$(PREFIX)/share/man/man1
 
 .PHONY: install
--- a/utils/Makefile
+++ b/utils/Makefile
@@ -25,11 +25,19 @@
 # Edit the options below to suit your needs
 #
 
-CC		= gcc
-CFLAGS		= -g -O2 -Wall -I../linux/include
+CC ?= gcc
+PKG_CONFIG ?= pkg-config
+CFLAGS ?= -g -O2
+CFLAGS += -Wall
+CPPFLAGS += -I../linux/include
+SDL_CFLAGS = $(shell $(PKG_CONFIG) --cflags sdl)
+SDL_LIBS = $(shell $(PKG_CONFIG) --libs sdl)
 
-PROGRAMS	= inputattach jstest jscal fftest ffmvforce ffset \
+PROGRAMS	= inputattach jstest jscal fftest ffset \
 		  ffcfstress jscal-restore jscal-store
+ifneq ($(USE_SDL),no)
+PROGRAMS += ffmvforce
+endif
 
 PREFIX          ?= /usr/local
 
@@ -40,27 +48,27 @@
 	$(RM) *.o *.swp $(PROGRAMS) *.orig *.rej map *~
 
 ffcfstress: ffcfstress.c
-	$(CC) -O2 -funsigned-char ffcfstress.c -lm -o ffcfstress
+	$(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) -funsigned-char ffcfstress.c -lm -o ffcfstress
 
 ffmvforce.o: ffmvforce.c
-	$(CC) -c $(CFLAGS) $(CPPFLAGS) $^ -o $@ `sdl-config --cflags`
+	$(CC) -c $(CFLAGS) $(CPPFLAGS) $(SDL_CFLAGS) $^ -o $@
 
 ffmvforce: ffmvforce.o
-	$(CC) $^ -o $@ $(LDFLAGS) -g -lm `sdl-config --libs`
+	$(CC) $^ -o $@ $(CFLAGS) $(LDFLAGS) -lm $(SDL_LIBS)
 
 axbtnmap.o: axbtnmap.c axbtnmap.h
 
 jscal.o: jscal.c axbtnmap.h
 
 jscal: jscal.o axbtnmap.o
-	$(CC) $(CFLAGS) $(CPPFLAGS) $^ -lm -o $@
+	$(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) $^ -lm -o $@
 
 jstest.o: jstest.c axbtnmap.h
 
 jstest: jstest.o axbtnmap.o
 
 gencodes: gencodes.c scancodes.h
-	$(CC) $(CFLAGS) $(CPPFLAGS) gencodes.c -o gencodes
+	$(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) gencodes.c -o gencodes
 
 jscal-restore: jscal-restore.in
 	sed "s^@@PREFIX@@^$(PREFIX)^g" < $^ > $@