Use __-protected versions of `format' and `printf' only with gcc-2.7 and later.
-rw-r--r-- 2884 Makefile.in
-rw-r--r-- 439 configure.in
drwxr-xr-x - lib
-rw-r--r-- 172889 regex.c
-rw-r--r-- 18756 regex.h