Snippets for quisk 4.2.55 from Fedora s390x

Sourced from https://kojipkgs.fedoraproject.org/packages/quisk/4.2.55/1.fc46/data/logs/s390x/build.log.

• quisk.c:630:26: warning: variable ‘out’ set but not used [-Wunused-but-set-variable=]
    630 |         static int in=0, out=0;
        |                          ^~~
  

• quisk.c:630:20: warning: variable ‘in’ set but not used [-Wunused-but-set-variable=]
    630 |         static int in=0, out=0;
        |                    ^~
  

• quisk.c:798:27: warning: variable ‘avg’ set but not used [-Wunused-but-set-variable=]
    798 |         double d, d1, d2, avg;
        |                           ^~~
  

• ws.c:1034:11: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
   1034 |         p = strstr((const char *)wfd->frm, "\r\n\r\n");
        |           ^