add examples

1 files changed, 21 insertions, 11 deletions

diff --git a/lib/libc/string/strchr.3 b/lib/libc/string/strchr.3
index c3bc2f88174..f4b4aef9760 100644
--- a/lib/libc/string/strchr.3
+++ b/lib/libc/string/strchr.3
@@ -33,14 +33,14 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\"	$OpenBSD: strchr.3,v 1.3 1997/12/29 22:31:50 deraadt Exp $
+.\"	$OpenBSD: strchr.3,v 1.4 1999/06/04 17:26:26 aaron Exp $
 .\"
 .Dd June 29, 1991
 .Dt STRCHR 3
 .Os
 .Sh NAME
 .Nm strchr
-.Nd locate character in string
+.Nd locate first occurence of a character in a string
 .Sh SYNOPSIS
 .Fd #include <string.h>
 .Ft char *
@@ -48,13 +48,11 @@
 .Sh DESCRIPTION
 The
 .Fn strchr
-function locates the first occurrence of
-.Ar c
-in the string pointed to by
-.Ar s .
-The terminating
-.Dv NUL
-character is considered part of the string.
+function locates the first occurrence of the character
+.Fa c
+in the string
+.Fa s .
+The terminating NUL character is considered part of the string.
 If
 .Fa c
 is
@@ -63,11 +61,23 @@ is
 locates the terminating
 .Ql \e0 .
 .Sh RETURN VALUES
-The function
+The
 .Fn strchr
-returns a pointer to the located character, or
+function returns a pointer to the located character or
 .Dv NULL
 if the character does not appear in the string.
+.Sh EXAMPLES
+After the following call to
+.Fn strchr ,
+.Va p
+will point to the string
+.Qq oobar :
+.Bd -literal -offset indent
+char *p;
+char *s = "foobar";
+
+p = strchr(s, 'o');
+.Ed
 .Sh SEE ALSO
 .Xr index 3 ,
 .Xr memchr 3 ,