#9 Fix build failure as static library

[Giulio Benetti]

When building as static library it fails with:

server.c:2067:21: error: ‘strncpy’ specified bound depends on the length of the source argument [-Werror
=stringop-overflow=]
 2067 |                     strncpy(tmp, it->path + len, tmplen);
      |                     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
server.c:2065:40: note: length computed here
 2065 |                     int tmplen = (int) strlen(it->path + len) + 1;
      |                                        ^~~~~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors

Please accept attached patch to fix this error.