debian man page for fmt_strn

fmt_strn(3)						     Library Functions Manual						       fmt_strn(3)

NAME
       fmt_strn - write an ASCII string

SYNTAX
       #include <fmt.h>

       size_t fmt_strn(char *dest,const char *source,
			     size_t maxlen);

DESCRIPTION
       fmt_str copies at most maxlen leading nonzero bytes from source to dest and returns the number of bytes it copied.

       fmt_str does not append .

       If dest equals FMT_LEN (i.e. is zero), fmt_strn returns the number of bytes it would have written.

SEE ALSO
       strncpy(3)

																       fmt_strn(3)