Comment 3 for bug 1783706

oath-toolkit FTBFS for me:

[...]
/bin/bash ../libtool --tag=CC --mode=compile gcc -DHAVE_CONFIG_H -I. -I.. -Wdate-time -D_FORTIFY_SOURCE=2 -fvisibility=hidden -g -O2 -fdebug-prefix-map=/<<PKGBUILDDIR>>=. -fstack-protector-strong -Wformat -Werror=format-security -c -o fseeko.lo fseeko.c
libtool: compile: gcc -DHAVE_CONFIG_H -I. -I.. -Wdate-time -D_FORTIFY_SOURCE=2 -fvisibility=hidden -g -O2 -fdebug-prefix-map=/<<PKGBUILDDIR>>=. -fstack-protector-strong -Wformat -Werror=format-security -c fseeko.c -fPIC -DPIC -o .libs/fseeko.o
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[7]: *** [Makefile:1402: fseeko.lo] Error 1
make[7]: Leaving directory '/<<PKGBUILDDIR>>/liboath/gl'
make[6]: *** [Makefile:1417: all-recursive] Error 1
make[6]: Leaving directory '/<<PKGBUILDDIR>>/liboath/gl'
make[5]: *** [Makefile:1263: all] Error 2
make[5]: Leaving directory '/<<PKGBUILDDIR>>/liboath/gl'
make[4]: *** [Makefile:1405: all-recursive] Error 1
make[4]: Leaving directory '/<<PKGBUILDDIR>>/liboath'
make[3]: *** [Makefile:1211: all] Error 2
make[3]: Leaving directory '/<<PKGBUILDDIR>>/liboath'
make[2]: *** [Makefile:401: all-recursive] Error 1
make[2]: Leaving directory '/<<PKGBUILDDIR>>'
make[1]: *** [Makefile:357: all] Error 2
make[1]: Leaving directory '/<<PKGBUILDDIR>>'
make: *** [/usr/share/cdbs/1/class/makefile.mk:77: debian/stamp-makefile-build] Error 2
dpkg-buildpackage: error: debian/rules build subprocess returned exit status 2

Does this look familiar to anybody?

Thanks