-// ----------------------------------------------------------------------------
-// $Id$
-// ----------------------------------------------------------------------------
-// Public Domain C Library - http://pdclib.sourceforge.net
-// This code is Public Domain. Use, modify, and redistribute at will.
-// ----------------------------------------------------------------------------
+/* $Id$ */
-// ----------------------------------------------------------------------------
-// C++
+/* Release $Name$ */
-const void * memchr( const void * s, int c, size_t n ) { /* TODO */ };
-void * memchr( void * s, int c, size_t n ) { /* TODO */ };
+/* memchr( const void *, int, size_t )
-// ----------------------------------------------------------------------------
-// Standard C
+ This file is part of the Public Domain C Library (PDCLib).
+ Permission is granted to use, modify, and / or redistribute at will.
+*/
-void * memchr( const void * s, int c, size_t n ) { /* TODO */ };
+#include <string.h>
+
+void * memchr( const void * s, int c, size_t n )
+{
+ const unsigned char * p = (const unsigned char *) s;
+ while ( n-- )
+ {
+ if ( *p == (unsigned char) c )
+ {
+ return (void *) p;
+ }
+ ++p;
+ }
+ return NULL;
+}
+
+#warning Test driver missing.