In file included from /usr/include/w32api/winsock2.h:56,
                 from socket-fd.c:35:
/usr/include/w32api/psdk_inc/_fd_types.h:100:2: error: #warning "fd_set and associated macros have been defined in sys/types.      This can cause runtime problems with W32 sockets" [-Werror=cpp]
  100 | #warning "fd_set and associated macros have been defined in sys/types.  \
      |  ^~~~~~~
In file included from socket-fd.c:35:
/usr/include/w32api/winsock2.h:1031:34: error: conflicting types for 'select'; have 'int(int,  fd_set *, fd_set *, fd_set *, const TIMEVAL *)'
 1031 |   WINSOCK_API_LINKAGE int WSAAPI select(int nfds,fd_set *readfds,fd_set *writefds,fd_set *exceptfds,const TIMEVAL *timeout);
      |                                  ^~~~~~
In file included from /usr/include/sys/time.h:49,
                 from socket-fd.c:31:
/usr/include/sys/select.h:80:5: note: previous declaration of 'select' with type 'int(int,  fd_set *, fd_set *, fd_set *, struct timeval *)'
   80 | int select __P ((int __n, fd_set *__readfds, fd_set *__writefds,
      |     ^~~~~~
In file included from socket-fd.c:35:
/usr/include/w32api/winsock2.h:1040:34: error: conflicting types for 'gethostname'; have 'int(char *, int)'
 1040 |   WINSOCK_API_LINKAGE int WSAAPI gethostname(char *name,int namelen);
      |                                  ^~~~~~~~~~~
In file included from /usr/include/unistd.h:4,
                 from guacamole/socket-fntypes.h:31,
                 from guacamole/socket.h:31,
                 from socket-fd.c:23:
/usr/include/sys/unistd.h:286:9: note: previous declaration of 'gethostname' with type 'int(char *, size_t)' {aka 'int(char *, long unsigned int)'}
  286 |  int    gethostname (char *__name, size_t __len);
      |         ^~~~~~~~~~~