PATCH : vsnprintf: added support for ll size specifier

vsnprintf: added support for ll size specifier
fixed and tested
patch follows:

file lib\rtl\sprintf.c line 464

/* get the conversion qualifier */
qualifier = -1;

• if (*fmt == 'h' || *fmt == 'l' || *fmt == 'L' || *fmt == 'w') {
  + if (*fmt == 'l' && *(fmt+1) == 'l') { + qualifier = 'I'; + fmt += 2; + }

  else if (*fmt == 'h' || *fmt == 'l' || *fmt == 'L' || *fmt == 'w') {