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  1. .TH fmt_str 3
  2. .SH NAME
  3. fmt_str \- write an ASCII string
  4. .SH SYNTAX
  5. .B #include <fmt.h>
  6. unsigned long \fBfmt_str\fP(char *\fIdest\fR,const char *\fIsource\fR);
  7. .SH DESCRIPTION
  8. fmt_str copies all leading nonzero bytes from \fIsource\fR to \fIdest\fR
  9. and returns the number of bytes it copied.
  10. fmt_str does not append \\0.
  11. If \fIdest\fR equals FMT_LEN (i.e. is zero), fmt_str returns the number
  12. of bytes it would have written, i.e. the number of leading nonzero bytes
  13. of \fIsource\fR.
  14. .SH "SEE ALSO"
  15. strcpy(3)