-CPPFLAGS = -DVERSION=\"$(VERSION)\" -D_XOPEN_SOURCE=600
-CFLAGS = -g -std=c99 -pedantic -Wall -Wvariadic-macros -Os $(INCS) $(CPPFLAGS)
-LDFLAGS = -g $(LIBS)
+STCPPFLAGS = -DVERSION=\"$(VERSION)\" -D_XOPEN_SOURCE=600
+STCFLAGS = $(INCS) $(STCPPFLAGS) $(CPPFLAGS) $(CFLAGS)
+STLDFLAGS = $(LIBS) $(LDFLAGS)
+
+# OpenBSD:
+#CPPFLAGS = -DVERSION=\"$(VERSION)\" -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
+#LIBS = -L$(X11LIB) -lm -lX11 -lutil -lXft \
+# `pkg-config --libs fontconfig` \
+# `pkg-config --libs freetype2`