regex: port to --with-included-regex --enable-gcc-warnings non-threaded * lib/regex_internal.h (lock_fini, lock_lock): Rework to avoid gcc warnings in the non-threaded case. Reported by Charlie Brown in <http://lists.gnu.org/archive/html/bug-gnulib/2013-07/msg00015.html>.

Files:
tests/test-cbrt.c
tests/test-cbrt.h
tests/signature.h
tests/macros.h
tests/randomd.c

Depends-on:

configure.ac:

Makefile.am:
TESTS += test-cbrt
check_PROGRAMS += test-cbrt
test_cbrt_SOURCES = test-cbrt.c randomd.c
test_cbrt_LDADD = $(LDADD) @CBRT_LIBM@