diff --git a/Makefile b/Makefile
index 8c107d6..c50a1ab 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,11 @@
 include /ioc/tools/driver.makefile
 
+# I need to find the Linux link.h before the EPICS link.h
+USR_INCLUDES_Linux=-idirafter ${EPICS_BASE}/include 
+USR_INCLUDES+=${USR_INCLUDES_${OS_CLASS}}
+
+USR_CFLAGS=-DEPICS_RELEASE='"${EPICSVERSION}"' -DT_A='"${T_A}"' -DOS_CLASS='"${OS_CLASS}"'
+
 HEADERS += require.h
 BUILDCLASSES += Linux