[gpsd-dev] build broken on FreeBSD

[Hal Murray]

gpsmon.c:61:22: error: use of undeclared identifier 'HOST_NAME_MAX'
static char hostname[HOST_NAME_MAX];

$  grep HOST_NAME_MAX /usr/include/ -r
/usr/include/sys/syslimits.h: * HOST_NAME_MAX
/usr/include/limits.h:#define   _POSIX_HOST_NAME_MAX    255
/usr/include/unistd.h:#define   _SC_HOST_NAME_MAX       72
$

>From /usr/include/sys/syslimits.h

/*
 * We leave the following values undefined to force applications to either
 * assume conservative values or call sysconf() to get the current value.
 *
 * HOST_NAME_MAX
 * 
 * (We should do this for most of the values currently defined here,
 * but many programs are not prepared to deal with this yet.)
 */


Also:

gpsd.c:303:32: warning: comparison of integers of different signs: 'int' and 
'un
signed int' [-Wsign-compare]
            for (maxfd = tfd = 0; tfd < FD_SETSIZE; tfd++)
                                  ~~~ ^ ~~~~~~~~~~
gpsd.c:2476:44: warning: format specifies type 'int' but the argument has 
type '
sig_atomic_t' (aka 'long') [-Wformat]
             "received terminating signal %d.\n", signalled);
                                          ~~      ^~~~~~~~~
                                          %ld
gpsd.c:2195:65: warning: comparison of integers of different signs: 
'socket_t' (
aka 'int') and 'unsigned int' [-Wsign-compare]
                    && (0 <= device->gpsdata.gps_fd && device->gpsdata.gps_fd 
<
FD_SETSIZE)


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