sequential: simplify aliases

This is easier and self-documenting.

Signed-off-by: Kir Kolyshkin <kolyshkin@gmail.com>

sequential/sequential_unix.go

@@ -5,22 +5,9 @@ package sequential
 
 import "os"
 
-// Create is an alias for [os.Create] on non-Windows platforms.
-func Create(name string) (*os.File, error) {
-	return os.Create(name)
-}
-
-// Open is an alias for [os.Open] on non-Windows platforms.
-func Open(name string) (*os.File, error) {
-	return os.Open(name)
-}
-
-// OpenFile is an alias for [os.OpenFile] on non-Windows platforms.
-func OpenFile(name string, flag int, perm os.FileMode) (*os.File, error) {
-	return os.OpenFile(name, flag, perm)
-}
-
-// CreateTemp is an alias for [os.CreateTemp] on non-Windows platforms.
-func CreateTemp(dir, prefix string) (f *os.File, err error) {
-	return os.CreateTemp(dir, prefix)
-}
+var (
+	Create     = os.Create
+	Open       = os.Open
+	OpenFile   = os.OpenFile
+	CreateTemp = os.CreateTemp
+)