[tz] [PATCH 1/4] Improve performance a bit with GNU Make.

[Paul Eggert]

* Makefile (.PHONY): New rule, listing non-file targets.
---
 Makefile | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Makefile b/Makefile
index fa66b99..2c80fdd 100644
--- a/Makefile
+++ b/Makefile
@@ -585,3 +585,10 @@ zdump.o:	version.h
 zic.o:		private.h tzfile.h version.h
 
 .KEEP_STATE:
+
+.PHONY: ALL INSTALL all
+.PHONY: check check_character_set check_public check_tables
+.PHONY: check_time_t_alternatives check_web clean clean_misc
+.PHONY: install maintainer-clean names posix_only posix_right
+.PHONY: public right_only right_posix signatures tarballs typecheck
+.PHONY: zonenames zones
-- 
1.9.1