Add ALL_LDFLAGS to the git target.

For some reason, I need ALL_LDFLAGS in the git target only on
AIX.  Once it builds, only one test "fails" on AIX 5.1 with
1.3.0.rc1, t5500-fetch-pack.sh, but it looks like it's some
odd tool problem in the tester + my setup and not a real bug.
Signed-off-by: NJason Riedy <ejr@cs.berkeley.edu>
Signed-off-by: NJunio C Hamano <junkio@cox.net>

Makefile

@@ -455,7 +455,8 @@ strip: $(PROGRAMS) git$X
 
 git$X: git.c common-cmds.h $(LIB_FILE)
 	$(CC) -DGIT_VERSION='"$(GIT_VERSION)"' \
-		$(ALL_CFLAGS) -o $@ $(filter %.c,$^) $(LIB_FILE) $(LIBS)
+		$(ALL_CFLAGS) -o $@ $(filter %.c,$^) $(LIB_FILE) \
+		$(ALL_LDFLAGS) $(LIBS)
 
 common-cmds.h: Documentation/git-*.txt
 	./generate-cmdlist.sh > $@