pkg/crypto/sha1: Better shadowing of original std go package.

Author: quarnster

pkg/crypto/sha1/sha1block_libc.go pkg/crypto/sha1/sha1block.gopkg/crypto/sha1/sha1block_libc.go renamed to pkg/crypto/sha1/sha1block.go

@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build !arm
-
 // SHA1 block step.
 // In its own file so that a faster assembly or C version
 // can be substituted easily.

pkg/crypto/sha1/sha1block_decl.go

@@ -0,0 +1,7 @@
+// Copyright 2013 The llgo Authors
+// Use of this source code is governed by an MIT-style
+// license that can be found in the LICENSE file.
+
+package sha1
+
+func block(dig *digest, p []byte)