NAME

       scan_plusminus - parse '+' or '-'

SYNTAX

       #include <scan.h>

       size_t scan_plusminus(const char *src,int *dest);

DESCRIPTION

       scan_plusminus  parses an ASCII '+' or '-' sign from src, sets dest 1 or -1, respectively,
       and returns 1.

       If neither is found, '+' is assumed and 0 is returned.

                                                                                scan_plusminus(3)