Use $(XJPARSE) instead of xjparse to improve portability of makefile

diff --git a/docbook/relaxng/docbook/howto/Makefile b/docbook/relaxng/docbook/howto/Makefile
index f623b79f2374a8c8b7e1da005b60a14bb06090d7..e879f75562577609610f54331ba253ba886379de 100644 (file)
--- a/docbook/relaxng/docbook/howto/Makefile
+++ b/docbook/relaxng/docbook/howto/Makefile
@@ -7,12 +7,12 @@ VARS=
 all: howto.html
 
 %.html : %.xml $(HTMLSTYLE)
-       xjparse $<
+       $(XJPARSE) $<
        $(XSLT) $< $(HTMLSTYLE) $@ $(VARS)
 
 
 %.fo : %.xml $(FOSTYLE)
-       xjparse $<
+       $(XJPARSE) $<
        $(XSLT) $< $(FOSTYLE) $@ xep.extensions=1 $(VARS)
 
 %.pdf : %.fo