Build libecpg with -DFRONTEND in all supported versions.

Fix an oversight in commit 151e74719b0cc5c040bd3191b51b95f925773dd1 by
back-patching commit 44c5d387eafb4ba1a032f8d7b13d85c553d69181 to 9.0.

diff --git a/src/interfaces/ecpg/ecpglib/Makefile b/src/interfaces/ecpg/ecpglib/Makefile
index f985de17ba5df5b6169ed1eb8ff926e026f76f6d..b19e5d7785f39651da5ddefea182363ec960cdb0 100644 (file)
--- a/src/interfaces/ecpg/ecpglib/Makefile
+++ b/src/interfaces/ecpg/ecpglib/Makefile
@@ -18,7 +18,7 @@ SO_MAJOR_VERSION= 6
 SO_MINOR_VERSION= 3
 
 override CPPFLAGS := -I../include -I$(top_srcdir)/src/interfaces/ecpg/include \
-       -I$(libpq_srcdir) -I$(top_builddir)/src/port $(CPPFLAGS)
+       -I$(libpq_srcdir) -I$(top_builddir)/src/port -DFRONTEND $(CPPFLAGS)
 override CFLAGS += $(PTHREAD_CFLAGS)
 
 # Need to recompile any libpgport object files