Fix typos, mostly s/ an / a / where appropriate and a few s/an/and/

Add FreeBSD Id tag where missing.

3 files changed, 3 insertions, 3 deletions

diff --git a/lib/libc/gen/getcap.3 b/lib/libc/gen/getcap.3
index a2c2e7d..57072b4 100644
--- a/lib/libc/gen/getcap.3
+++ b/lib/libc/gen/getcap.3
@@ -254,7 +254,7 @@ Upon completion of the database 0 is returned,  1 is returned upon successful
 return of record with possibly more remaining (we haven't reached the end of
 the database yet), 2 is returned if the record contains an unresolved
 .Ic tc
-expansion, \-1 is returned if an system error occurred, and \-2
+expansion, \-1 is returned if a system error occurred, and \-2
 is returned if a potential reference loop is detected (see
 .Ic tc=
 comments below).
diff --git a/lib/libc/gen/getnetgrent.c b/lib/libc/gen/getnetgrent.c
index 7311fc3..82ae810 100644
--- a/lib/libc/gen/getnetgrent.c
+++ b/lib/libc/gen/getnetgrent.c
@@ -381,7 +381,7 @@ innetgr(group, host, user, dom)
 		 * Couldn't match using NIS-exclusive mode. If the error
 	 	 * was YPERR_MAP, then the failure happened because there
 	 	 * was no netgroup.byhost or netgroup.byuser map. The odds
-		 * are we are talking to an Sun NIS+ server in YP emulation
+		 * are we are talking to a Sun NIS+ server in YP emulation
 		 * mode; if this is the case, then we have to do the check
 		 * the 'old-fashioned' way by grovelling through the netgroup
 		 * map and resolving memberships on the fly.
diff --git a/lib/libc/gen/psignal.3 b/lib/libc/gen/psignal.3
index 3c291a9..771de7d 100644
--- a/lib/libc/gen/psignal.3
+++ b/lib/libc/gen/psignal.3
@@ -68,7 +68,7 @@ and returns a pointer to the corresponding message string.
 .Pp
 The
 .Fn psignal
-function accepts an signal number argument
+function accepts a signal number argument
 .Fa sig
 and writes it to the standard error.
 If the argument