option is ignored when the 'grep.patternType' option is set to a value
other than 'default'.
+grep.threads::
+ Number of grep worker threads to use.
+ See `grep.threads` in linkgit:git-grep[1] for more information.
+
gpg.program::
Use this custom program instead of "gpg" found on $PATH when
making or verifying a PGP signature. The program must support the