@node stpncpy, string
@findex stpncpy
@subheading Syntax

@example
#include <string.h>

char *stpncpy(char *_dest, const char *_src, size_t _n);
@end example

@subheading Description

Copies exactly @var{_n} characters from @var{_src} to @var{_dest}.
If need be, @var{_dest} is padded with zeros to make @var{_n} characters.
Like @code{strncpy} (@pxref{strncpy}), but return value different.

@subheading Return Value

Returns a pointer to the character following the last nonzero written.

@subheading Portability

@portability !ansi, !posix