Index: Makefile
--- Makefile.orig
+++ Makefile
@@ -6,11 +6,11 @@ BINDIR ?= $(PREFIX)/bin
 
 VERSION="0.4.0"
 
-CFLAGS ?= -Wall -Wextra -Wno-unused-parameter -Wno-parentheses
+CFLAGS += -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -I/usr/local/include -I/usr/local/include/libepoll-shim
 override CFLAGS += -DVERSION=\"$(VERSION)\"
 
 VPATH=$(WAYLAND_PROTOCOLS_DIR)/stable/xdg-shell
-LIBS=-lrt -lm -lutil -lwayland-client -lwayland-cursor -lxkbcommon -Ltsm -lhtsm
+LIBS=-L/usr/local/lib -R/usr/local/lib -lm -lutil -lwayland-client -lwayland-cursor -lxkbcommon -Ltsm -lhtsm -lepoll-shim
 OBJ=xdg-shell.o gtk-primary-selection.o glyph.o main.o
 GEN=xdg-shell.c xdg-shell.h gtk-primary-selection.c gtk-primary-selection.h
 
@@ -18,7 +18,7 @@ havoc: tsm $(OBJ)
 	$(CC) $(LDFLAGS) -o $@ $(OBJ) $(LIBS)
 
 install: havoc
-	install -D -t $(DESTDIR)$(BINDIR) havoc
+	install -m 755 havoc $(BINDIR)
 
 uninstall:
 	rm -f $(DESTDIR)$(BINDIR)/havoc