func path/filepath.volumeNameLen

9 uses

	path/filepath (current package)
		match.go#L310: 	vollen := volumeNameLen(path)
		path.go#L100: 	volLen := volumeNameLen(path)
		path.go#L328: 	} else if base == "" && volumeNameLen(baseVol) > 2 /* isUNC */ {
		path.go#L666: 	return FromSlash(path[:volumeNameLen(path)])
		path_unix.go#L22: func volumeNameLen(path string) int {
		symlink.go#L16: 	volLen := volumeNameLen(path)
		symlink.go#L37: 		isWindowsDot := runtime.GOOS == "windows" && path[volumeNameLen(path):] == "."
		symlink.go#L76: 		if len(dest) > volumeNameLen(dest) && !os.IsPathSeparator(dest[len(dest)-1]) {
		symlink.go#L116: 		v := volumeNameLen(link)