[syslinux:elflink] txt/Makefile: order-only prerequisite

[syslinux-bot for Gene Cumm]

Commit-ID:  a91f76e9a02aceaeb75c2048ea4d303a6ee5fe70
Gitweb:     http://www.syslinux.org/commit/a91f76e9a02aceaeb75c2048ea4d303a6ee5fe70
Author:     Gene Cumm <gene.cumm at gmail.com>
AuthorDate: Thu, 13 Jun 2013 07:19:47 -0400
Committer:  Gene Cumm <gene.cumm at gmail.com>
CommitDate: Thu, 13 Jun 2013 07:19:47 -0400

txt/Makefile: order-only prerequisite

No need to rebuild when the directory's timestamp is updated.

Signed-off-by: Gene Cumm <gene.cumm at gmail.com>

---
 txt/Makefile | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/txt/Makefile b/txt/Makefile
index 0365577..c325c38 100644
--- a/txt/Makefile
+++ b/txt/Makefile
@@ -72,7 +72,7 @@ syslinux.cfg.txt:	com-bug.txt com-rpt.txt
 html/ man/ text/ xhtml/:
 	mkdir $@
 
-html/%.html:	%.txt html/
+html/%.html:	%.txt	| html/
 	asciidoc -o $@ $<
 
 # As of AsciiDoc-8.5.2, altering the output filename for a2x does not appear possible
@@ -88,10 +88,10 @@ html/%.html:	%.txt html/
 %.html:	%.xml %.txt
 	a2x $(A2X_OPTS) -f xhtml $<
 
-man/%.1:	%.txt man/
+man/%.1:	%.txt	| man/
 	a2x $(A2X_MAN_OPTS) $<
 
-man/%.5:	%.txt man/
+man/%.5:	%.txt	| man/
 	a2x $(A2X_MAN_OPTS) $<
 
 %.text:	%.xml %.txt