It seems like grep isn't as capable as I thought on some Unix systems.

Use egrep instead.

diff --git a/Makefile.org b/Makefile.org
index 1e6e5fce038c1040eca0e5d9be89fc14eb4ab767..3af39715541a9ed19d9b65e733301d2dad8ace95 100644 (file)
--- a/Makefile.org
+++ b/Makefile.org
@@ -207,7 +207,7 @@ sub_all:
        fi; \
        done; \
        if echo "$(DIRS)" | \
-           grep '\(^\| \)\(crypto\|ssl\)\( \|$$\)' > /dev/null 2>&1 && \
+           egrep '(^| )(crypto|ssl)( |$$)' > /dev/null 2>&1 && \
           [ -n "$(SHARED_LIBS)" ]; then \
                $(MAKE) $(SHARED_LIBS); \
        fi