scan_whitenskip - skip whitespace

       scan_whitenskip  returns  the  length  of  the  maximum  prefix of src that consists solely of whitespace
       characters as defined by isspace.

       Normally, this is ' ', '\f', '\n', '\r', '\t', '\v'.

       scan_whitenskip - skip whitespace

scan_nonwhitenskip(3)

                                                                                              scan_whitenskip(3)

#include<libowfat/scan.h>

       size_t scan_whitenskip(const char *src,size_t limit);