-# See LICENSE file for copyright and license details.
+# slstatus version
+VERSION = 0
+# customize below to fit your system
+
+# paths
PREFIX = /usr/local
-MANPREFIX = ${PREFIX}/share/man
+MANPREFIX = $(PREFIX)/share/man
X11INC = /usr/X11R6/include
X11LIB = /usr/X11R6/lib
-INCS = -I. -I/usr/include -I${X11INC}
-LIBS = -L/usr/lib -lc -L${X11LIB} -lX11
-
-CPPFLAGS = -DVERSION=\"${VERSION}\" -D_GNU_SOURCE
-# -Wno-unused-function for routines not activated by user
-CFLAGS = -std=c99 -pedantic -Wno-unused-function -Wall -Wextra -Os ${INCS} ${CPPFLAGS}
-LDFLAGS = ${LIBS}
+# flags
+CPPFLAGS = -I$(X11INC) -D_DEFAULT_SOURCE
+CFLAGS = -std=c99 -pedantic -Wall -Wextra -Os
+LDFLAGS = -L$(X11LIB) -s
+# OpenBSD: add -lsndio
+# FreeBSD: add -lkvm
+LDLIBS = -lX11
+# compiler and linker
CC = cc
-LD = ld