perl: install private Error.pm if the site version is older than our own

diff --git a/Makefile b/Makefile
index b159ffd0ae49c28725de6549132e0ad3a3b69d20..dcdaa02e473710810993ea8d08de444ec4332620 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -356,6 +356,7 @@ endif
 ifeq ($(uname_S),Darwin)
        NEEDS_SSL_WITH_CRYPTO = YesPlease
        NEEDS_LIBICONV = YesPlease
+       OLD_ICONV = UnfortunatelyYes
        NO_STRLCPY = YesPlease
 endif
 ifeq ($(uname_S),SunOS)
@@ -684,7 +685,7 @@ help.o: common-cmds.h
 $(BUILT_INS): git$X
        $(QUIET_BUILT_IN)rm -f $@ && ln git$X $@
 
-common-cmds.h: Documentation/git-*.txt
+common-cmds.h: $(wildcard Documentation/git-*.txt)
        $(QUIET_GEN)./generate-cmdlist.sh > $@+ && mv $@+ $@
 
 $(patsubst %.sh,%,$(SCRIPT_SH)) : % : %.sh