3.8 beta1 fails to compile on FreeBSD

[czanik]

When trying to compile 3.8 beta1 on FreeBSD, it fails with the following message:

  CC       modules/date/modules_date_libdate_la-date-parser-parser.lo
  CC       modules/date/modules_date_libdate_la-strptime-tz.lo
modules/date/strptime-tz.c:516:19: error: invalid argument type 'char *(*)(int, int)' to unary expression
                                        *tm_gmtoff = -(timezone);
                                                     ^~~~~~~~~~~
1 error generated.
gmake[4]: *** [Makefile:10516: modules/date/modules_date_libdate_la-strptime-tz.lo] Error 1
gmake[3]: *** [Makefile:13201: all-recursive] Error 1
gmake[2]: *** [Makefile:5440: all] Error 2
gmake[2]: Leaving directory '/root/syslog-ng-devel/work/syslog-ng-3.8.0beta1'
*** Error code 1

[lbudai]

yeah, on FreeBSD timezone is a function and not long int...