libroot/posix: remove useless keyword extern.
treebb5ef7cce02cf269d447aeb7c756b89d4a5a208b
-rw-r--r-- 49 .editorconfig
-rw-r--r-- 225 .gitignore
drwxr-xr-x - 3rdparty
-rw-r--r-- 3785 Jamfile
-rw-r--r-- 4388 Jamrules
-rw-r--r-- 1642 License.md
-rw-r--r-- 7571 ReadMe.Compiling.md
-rw-r--r-- 2277 ReadMe.md
drwxr-xr-x - build
-rwxr-xr-x 29872 configure
drwxr-xr-x - data
drwxr-xr-x - docs
drwxr-xr-x - headers
drwxr-xr-x - src