engines/Makefile.in: some [older] shell complain about 'for i ;',

but not if there is reference to empty variable.

Reviewed-by: Richard Levitte <levitte@openssl.org>

diff --git a/engines/Makefile.in b/engines/Makefile.in
index aaffe1e8dddb1db2214cddc2d5a7b0a76cec57a3..4c8ca99c0612cf0c385c539d9b0498a452ebd6cc 100644 (file)
--- a/engines/Makefile.in
+++ b/engines/Makefile.in
@@ -10,7 +10,7 @@ CFLAG=-g
 MAKEFILE=      Makefile
 AR=            ar r
 
-RECURSIVE_MAKE=[ -z "$(ENGDIRS)" ] || for i in $(ENGDIRS) ; do \
+RECURSIVE_MAKE= for i in $${ENGDIRS:-$(ENGDIRS)} ; do \
                    (cd $$i && echo "making $$target in $(DIR)/$$i..." && \
                    $(MAKE) -e TOP=../.. DIR=$$i $$target ) || exit 1; \
                done;