[PATCH 1/8] maint: prepare for tight-scope rule: use noinst_HEADERS [PATCH 2/8] maint: remove all uses of OF((...)) prototype-hiding [PATCH 3/8] maint: limit scope of several functions [PATCH 4/8] maint: remove crypt.[ch] stubs [PATCH 5/8] maint: declare many variables to be static [PATCH 6/8] maint: prepare for gnulib's new tight-scope syntax-check [PATCH 7/8] build: update gnulib submodule to latest [PATCH 8/8] maint: use gnulib's new readme-release module
This series is mostly syntactic, with some scope reduction.
