- Remove flags that base-gcc doesn't like
- Remove hardcoded librt

Index: Makefile
--- Makefile.orig
+++ Makefile
@@ -5,8 +5,7 @@ OS=posix
 PREFIX=/usr/local
 BINDIR=$(PREFIX)/bin
 MANDIR=$(PREFIX)/share/man
-ALL_CFLAGS=$(CFLAGS) -std=c99 -Wall -Wextra -Wshadow -Wmissing-prototypes -Wpedantic -Wno-unused-parameter
-LDLIBS=-lrt
+ALL_CFLAGS=$(CFLAGS) -std=c99 -Wall -Wextra -Wshadow -Wmissing-prototypes
 OBJ=\
 	build.o\
 	deps.o\
