debian man page for fmt_plusminus

fmt_plusminus(3)					     Library Functions Manual						  fmt_plusminus(3)

NAME
       fmt_plusminus - write '+' or '-'

SYNTAX
       #include <fmt.h>

       size_t fmt_plusminus(char *dest,signed int source);

DESCRIPTION
       fmt_plusminus writes '-' to dest if source is negative, '+' if source is positive, nothing otherwise.  It returns the number of bytes writ-
       ten.

       fmt_plusminus does not append .

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

SEE ALSO
       fmt_minus(3), scan_plusminus(3)

																  fmt_plusminus(3)