bug#17722: Makefile rule fix and cleanup patches

[Jim Meyering]

I nearly omitted the second, since using scripts
for egrep and fgrep may be removed, but left it
in on principle: set a good example.

0001-build-don-t-redirect-directly-to.patch
Description: Binary data

0002-build-improve-rule-to-generate-egrep-fgrep-scripts.patch

Description: Binary data