sharutils ftbfs in cosmic

https://launchpadlibrarian.net/418304790/buildlog_ubuntu-cosmic-amd64.sharutils_1%3A4.15.2-3_BUILDING.txt.gz

gcc -DHAVE_CONFIG_H -I. -I.. -Wdate-time -D_FORTIFY_SOURCE=2 -g -O2 -fdebug-prefix-map=/<<PKGBUILDDIR>>=. -fstack-protector-strong -Wno-format-contains-nul -c -o fseeko.o fseeko.c
fseeko.c: In function ‘rpl_fseeko’:
fseeko.c:110:4: error: #error "Please port gnulib fseeko.c to your platform! Look at the code in fseeko.c, then report this to bug-gnulib."
   #error "Please port gnulib fseeko.c to your platform! Look at the code in fseeko.c, then report this to bug-gnulib."
    ^~~~~
make[5]: *** [Makefile:1614: fseeko.o] Error 1
make[5]: Leaving directory '/<<PKGBUILDDIR>>/lib'
make[4]: *** [Makefile:1630: all-recursive] Error 1
make[4]: Leaving directory '/<<PKGBUILDDIR>>/lib'
make[3]: *** [Makefile:1417: all] Error 2
make[3]: Leaving directory '/<<PKGBUILDDIR>>/lib'
make[2]: *** [Makefile:1296: all-recursive] Error 1
make[2]: Leaving directory '/<<PKGBUILDDIR>>'
make[1]: *** [Makefile:1234: all] Error 2
make[1]: Leaving directory '/<<PKGBUILDDIR>>'
dh_auto_build: make -j1 returned exit code 2