--- 64bit/Makefile.orig	2018-07-27 05:02:08 +0000
+++ 64bit/Makefile	2018-07-27 05:03:47 +0000
@@ -492,8 +492,8 @@
 # CFLAGS and LDFLAGS are for the users to override from the command line.
 
 CFLAGS = -g -O2 -Wall
-CFLAGS = -std=gnu99 -O2
-LDFLAGS =
+CFLAGS = -std=gnu99 -O2 -maix64
+LDFLAGS = -L/opt/freeware/lib64 -L/opt/freeware/lib -Wl,-bbigtoc
 ALL_CFLAGS = $(CPPFLAGS) $(CFLAGS)
 ALL_LDFLAGS = $(LDFLAGS)
 STRIP ?= strip