--- Makefile.orig	2018-03-21 18:56:42 UTC
+++ Makefile
@@ -21,7 +21,7 @@ TOP:=$(shell  pwd)
 BUILD_OS:=$(shell uname)
 BUILD_MACHINE:=$(shell uname -m)
 VERSION:=$(shell cat version)
-GITHASH:=$(shell git rev-parse HEAD)
+GITHASH:=
 OPTGEN:=$(shell which optgen | head -c1)
 
 ifeq ($(LCOV_OUTPUT_DIR),)
@@ -66,14 +66,12 @@ USAGE=$(BUILD)/usage.o
 USAGE_ARCH=-O elf64-x86-64 -B i386
 endif
 
-ifeq ($(BUILD_OS),FreeBSD)
-INC+=-I/usr/local/include
-LIB+=-L/usr/local/lib
+INC+=-I${PREFIX}/include
+LIB+=-L${PREFIX}/lib
 OBJCP=objcopy
-CFLAGS=-m64 -DDIRENT_HAS_TYPE
-USAGE=$(BUILD)/usage.o
+CFLAGS+=-DDIRENT_HAS_TYPE -D_FILE_OFFSET_BITS=64
+USAGE=
 USAGE_ARCH=-O elf64-x86-64 -B i386
-endif
 
 ifeq ($(BUILD_OS),SunOS)
 CC=gcc
@@ -92,7 +90,7 @@ endif
 ifeq ($(DEBUG),1)
 OPT=-g $(DEBUGOPT)
 else
-OPT=-O3
+#OPT=-O3
 endif