$NetBSD: patch-au,v 1.2 2008/10/16 13:57:31 drochner Exp $

--- ./docs/reference/camel/Makefile.in.orig	2008-09-22 04:26:11.000000000 +0200
+++ ./docs/reference/camel/Makefile.in
@@ -706,8 +706,9 @@ install-data-local:
 	    echo '-- Installing '$$i ; \
 	    $(INSTALL_DATA) $$i $(DESTDIR)$(TARGET_DIR); \
 	  done; \
-	  which gtkdoc-rebase >/dev/null && \
+	  if test `which gtkdoc-rebase` != ""; then \
 	    gtkdoc-rebase --relative --dest-dir=$(DESTDIR) --html-dir=$(DESTDIR)$(TARGET_DIR) ; \
+	  fi \
 	fi
 
 uninstall-local:
