Index: Makefile.win
===================================================================
RCS file: /projects/cvsroot/pgsql-server/src/makefiles/Makefile.win,v
retrieving revision 1.17
diff -u -p -r1.17 Makefile.win
--- Makefile.win	2002/07/27 20:10:05	1.17
+++ Makefile.win	2002/09/05 13:48:25
@@ -22,7 +22,9 @@ CFLAGS_SL =
 	rm -f $*.def
 
 ifeq ($(findstring backend,$(subdir)), backend)
+ifneq ($(findstring conversion_procs,$(subdir)), conversion_procs)
 override CPPFLAGS+= -DBUILDING_DLL=1
+endif
 endif
 
 ifeq ($(findstring ecpg/lib,$(subdir)), ecpg/lib)