--- Makefile.ORG	2016-06-28 07:14:23.000000000 -0500
+++ Makefile	2016-06-28 07:18:03.000000000 -0500
@@ -378,6 +378,8 @@
 # CFLAGS and LDFLAGS are for the users to override from the command line.
 
 CFLAGS = -g -O2 -Wall
+CFLAGS += "-qlanglvl=extc99"
+
 LDFLAGS =
 ALL_CFLAGS = $(CPPFLAGS) $(CFLAGS)
 ALL_LDFLAGS = $(LDFLAGS)
@@ -412,7 +414,7 @@
 #   htmldir
 # This can help installing the suite in a relocatable way.
 
-prefix = $(HOME)
+prefix =/opt/freeware
 bindir_relative = bin
 bindir = $(prefix)/$(bindir_relative)
 mandir = $(prefix)/share/man