Libfduserdata-Dev

• fduserdata_create(3) associate file descriptors with user defined data
• fduserdata_del(3) associate file descriptors with user defined data
• fduserdata_destroy_cb(3) associate file descriptors with user defined data
• fduserdata_destroy(3) associate file descriptors with user defined data
• fduserdata_get(3) associate file descriptors with user defined data
• fduserdata_new(3) associate file descriptors with user defined data
• fduserdata_put(3) associate file descriptors with user defined data
• fduserdata(3) associate file descriptors with user defined data