fix a/an grammar in obvious cases

bin/csh/USD.doc/csh.g

@@ -1,4 +1,4 @@
-.\"	$NetBSD: csh.g,v 1.7 2024/06/02 12:11:36 andvar Exp $
+.\"	$NetBSD: csh.g,v 1.8 2024/09/08 09:36:44 rillig Exp $
 .\"
 .\" Copyright (c) 1980, 1993
 .\"	The Regents of the University of California.  All rights reserved.
@@ -258,7 +258,7 @@ is usually used because it is easier to type.
 The
 .I chsh
 command is used to change the shell which you use on \s-2UNIX\s0.
-By default, you use an different version of the shell
+By default, you use a different version of the shell
 which resides in `/bin/sh'.
 You can change your shell to `/bin/csh' by doing
 .DS
@@ -334,7 +334,7 @@ on your terminal and simultaneously pressing another character, much like
 the \s-2SHIFT\s0 key is used to produce upper case characters. Thus
 .I control- c
 is produced by holding down the \s-2CONTROL\s0 key while pressing the
-`c' key.  Usually \s-2UNIX\s0 prints an caret (^) followed by the
+`c' key.  Usually \s-2UNIX\s0 prints a caret (^) followed by the
 corresponding letter when you type a
 .I control
 character (e.g. `^C' for

bin/pax/buf_subs.c

@@ -1,4 +1,4 @@
-/*	$NetBSD: buf_subs.c,v 1.31 2023/05/28 21:42:40 lukem Exp $	*/
+/*	$NetBSD: buf_subs.c,v 1.32 2024/09/08 09:36:45 rillig Exp $	*/
 
 /*-
  * Copyright (c) 1992 Keith Muller.
@@ -42,7 +42,7 @@
 #if 0
 static char sccsid[] = "@(#)buf_subs.c	8.2 (Berkeley) 4/18/94";
 #else
-__RCSID("$NetBSD: buf_subs.c,v 1.31 2023/05/28 21:42:40 lukem Exp $");
+__RCSID("$NetBSD: buf_subs.c,v 1.32 2024/09/08 09:36:45 rillig Exp $");
 #endif
 #endif /* not lint */
 
@@ -594,7 +594,7 @@ wr_skip(off_t skcnt)
 /*
  * wr_rdfile()
  *	fill write buffer with the contents of a file. We are passed an	open
- *	file descriptor to the file an the archive structure that describes the
+ *	file descriptor to the file and the archive structure that describes the
  *	file we are storing. The variable "left" is modified to contain the
  *	number of bytes of the file we were NOT able to write to the archive.
  *	it is important that we always write EXACTLY the number of bytes that

bin/pax/ftree.c

@@ -1,4 +1,4 @@
-/*	$NetBSD: ftree.c,v 1.44 2024/08/05 13:37:26 riastradh Exp $	*/
+/*	$NetBSD: ftree.c,v 1.45 2024/09/08 09:36:45 rillig Exp $	*/
 
 /*-
  * Copyright (c) 1992 Keith Muller.
@@ -71,7 +71,7 @@
 #if 0
 static char sccsid[] = "@(#)ftree.c	8.2 (Berkeley) 4/18/94";
 #else
-__RCSID("$NetBSD: ftree.c,v 1.44 2024/08/05 13:37:26 riastradh Exp $");
+__RCSID("$NetBSD: ftree.c,v 1.45 2024/09/08 09:36:45 rillig Exp $");
 #endif
 #endif /* not lint */
 
@@ -165,7 +165,7 @@ ftree_start(void)
 	 * set up the operation mode of fts, open the first file arg. We must
 	 * use FTS_NOCHDIR, as the user may have to open multiple archives and
 	 * if fts did a chdir off into the boondocks, we may create an archive
-	 * volume in an place where the user did not expect to.
+	 * volume in a place where the user did not expect to.
 	 */
 	ftsopts = FTS_NOCHDIR;
 

common/lib/libprop/prop_kern.c

@@ -1,4 +1,4 @@
-/*	$NetBSD: prop_kern.c,v 1.25 2022/08/03 21:13:46 riastradh Exp $	*/
+/*	$NetBSD: prop_kern.c,v 1.26 2024/09/08 09:36:45 rillig Exp $	*/
 
 /*-
  * Copyright (c) 2006, 2009 The NetBSD Foundation, Inc.
@@ -116,7 +116,7 @@ prop_dictionary_externalize_to_pref(prop_dictionary_t dict,
 
 /*
  * prop_dictionary_externalize_to_pref --
- *	Externalize an dictionary into a plistref for sending to the kernel.
+ *	Externalize a dictionary into a plistref for sending to the kernel.
  */
 int
 prop_dictionary_send_syscall(prop_dictionary_t dict,

crypto/external/bsd/heimdal/include/hx509-protos.h

@@ -134,7 +134,7 @@ hx509_ca_tbs_add_eku (
  * Add a Subject Alternative Name hostname to to-be-signed certificate
  * object. A domain match starts with ., an exact match does not.
  *
- * Example of a an domain match: .domain.se matches the hostname
+ * Example of a domain match: .domain.se matches the hostname
  * host.domain.se.
  *
  * @param context A hx509 context.
@@ -261,8 +261,8 @@ void
 hx509_ca_tbs_free (hx509_ca_tbs */*tbs*/);
 
 /**
- * Allocate an to-be-signed certificate object that will be converted
- * into an certificate.
+ * Allocate a to-be-signed certificate object that will be converted
+ * into a certificate.
  *
  * @param context A hx509 context.
  * @param tbs returned to-be-signed certicate object, free with
@@ -870,7 +870,7 @@ hx509_cert_init (
 
 /**
  * Just like hx509_cert_init(), but instead of a decode certificate
- * takes an pointer and length to a memory region that contains a
+ * takes a pointer and length to a memory region that contains a
  * DER/BER encoded certificate.
  *
  * If the memory region doesn't contain just the certificate and
@@ -2425,7 +2425,7 @@ int
 hx509_prompt_hidden (hx509_prompt_type /*type*/);
 
 /**
- * Allocate an query controller. Free using hx509_query_free().
+ * Allocate a query controller. Free using hx509_query_free().
  *
  * @param context A hx509 context.
  * @param q return pointer to a hx509_query.
@@ -3009,7 +3009,7 @@ hx509_verify_hostname (
 	int /*sa_size*/);
 
 /**
- * Allocate an verification context that is used fo control the
+ * Allocate a verification context that is used to control the
  * verification process.
  *
  * @param context A hx509 context.
@@ -3111,7 +3111,7 @@ hx509_verify_set_time (
 	time_t /*t*/);
 
 /**
- * Verify a signature made using the private key of an certificate.
+ * Verify a signature made using the private key of a certificate.
  *
  * @param context A hx509 context.
  * @param signer the certificate that made the signature.