#
#
# patch "Makefile"
#  from [2e7548fa4bcdaba1fb9d643f699808485cb254fb]
#    to [ca1a450655228198637245cd9614a85e8b0cc5fb]
#
============================================================
--- Makefile	2e7548fa4bcdaba1fb9d643f699808485cb254fb
+++ Makefile	ca1a450655228198637245cd9614a85e8b0cc5fb
@@ -105,7 +105,7 @@ REVISION_FILE := $(shell test -r _MTN/re
 $(EXTLIB)/unzip.%        : MLFLAGS += -w y
 
 REVISION_FILE := $(shell test -r _MTN/revision && echo _MTN/revision)
-REVISION_ID    = $(shell mtn automate get_base_revision_id || ( test -r _MTN/revision && ( if grep format_version _MTN/revision; then grep old_revision _MTN/revision | sed -e 's/^old_revision \[//' -e 's/\] *$//'; else cat _MTN/revision; fi )))
+REVISION_ID    = $(shell mtn automate get_base_revision_id || ( test -r _MTN/revision && ( if grep format_version _MTN/revision > /dev/null; then grep old_revision _MTN/revision | sed -e 's/^old_revision \[//' -e 's/\] *$//'; else cat _MTN/revision; fi )))
 version.ml : version.ml.in $(REVISION_FILE)
 	sed -e 's/@REVISION@/$(REVISION_ID)/' -e 's/@VERSION@/$(VERSION)/' < $< > $@