@node crlf2nl, io
@subheading Syntax

@example
#include <io.h>

size_t crlf2nl(char *buf, ssize_t len);
@end example

@subheading Description

This function removes Ctrl-M characters from the given @var{buf}. 

@subheading Return Value

The number of characters remaining in the buffer are returned.

@subheading Portability

@portability !ansi, !posix