--- instantclient_18_3/sdk/demo/demo_proc_ic.mk.orig	2018-10-22 13:34:44.302293002 +0200
+++ instantclient_18_3/sdk/demo/demo_proc_ic.mk	2018-10-22 13:38:55.015321571 +0200
@@ -37,8 +37,13 @@
 cc=/usr/bin/gcc
 
 # InstantClient Directories.
-ICSDKHOME=../
-ICLIBHOME=../../
+ifeq ($(BUILD32),T)
+LIBDIR=lib32
+else
+LIBDIR=lib
+endif
+ICSDKHOME=$(ORACLE_HOME)/
+ICLIBHOME=$(ORACLE_HOME)/$(LIBDIR)
 
 MKLINK=ln
 REMOVE=rm -rf
@@ -48,7 +53,7 @@
 MAKEFILE=demo_proc_ic.mk
 PROCDEMO=procdemo
 
-PROC=$(ICSDKHOME)proc
+PROC=$(ICSDKHOME)bin/proc
 SO_EXT=.so
 I_SYM=-I