misc: fix typos in various docs

Change-Id: Ib03d7e5686e510152042e403b00fb2d65572f393
GitHub-Last-Rev: 57aeedf077cb4f82af68cc5cb2de5d53a447565e
GitHub-Pull-Request: golang/go#30156
Reviewed-on: https://go-review.googlesource.com/c/go/+/161723Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>

misc/cgo/test/env.go

@@ -18,8 +18,8 @@ import (
 // This is really an os package test but here for convenience.
 func testSetEnv(t *testing.T) {
 	if runtime.GOOS == "windows" {
-		// Go uses SetEnvironmentVariable on windows. Howerver,
-		// C runtime takes a *copy* at process startup of thei
+		// Go uses SetEnvironmentVariable on windows. However,
+		// C runtime takes a *copy* at process startup of the
 		// OS environment, and stores it in environ/envp.
 		// It is this copy that	getenv/putenv manipulate.
 		t.Logf("skipping test")

misc/cgo/testcarchive/testdata/main4.c

@@ -93,7 +93,7 @@ static void* thread1(void* arg __attribute__ ((unused))) {
 		fprintf(stderr, "sigaltstack disabled on return from Go\n");
 		ok = 0;
 	} else if (nss.ss_sp != ss.ss_sp) {
-		fprintf(stderr, "sigalstack changed on return from Go\n");
+		fprintf(stderr, "sigaltstack changed on return from Go\n");
 		ok = 0;
 	}
 
@@ -150,7 +150,7 @@ static void* thread2(void* arg __attribute__ ((unused))) {
 		fprintf(stderr, "sigaltstack disabled on return from Go\n");
 		ok = 0;
 	} else if (nss.ss_sp != ss.ss_sp) {
-		fprintf(stderr, "sigalstack changed on return from Go\n");
+		fprintf(stderr, "sigaltstack changed on return from Go\n");
 		ok = 0;
 	}
 

misc/cgo/testcarchive/testdata/main5.c

@@ -85,7 +85,7 @@ int main(int argc, char** argv) {
 				printf("write(2) unexpectedly succeeded\n");
 				return 0;
 			}
-			printf("did not receieve SIGPIPE\n");
+			printf("did not receive SIGPIPE\n");
 			return 0;
 		}
 		default:

misc/nacl/testdata/mime.types

 # This file maps Internet media types to unique file extension(s).
 # Although created for httpd, this file is used by many software systems
-# and has been placed in the public domain for unlimited redisribution.
+# and has been placed in the public domain for unlimited redistribution.
 #
 # The table below contains both registered and (common) unregistered types.
 # A type that has no unique extension can be ignored -- they are listed