Bug#921298: FTBFS also with doxygen 1.8.16-1~exp3 from experimental

[Paolo Greppi]

The error changes though:

! Undefined control sequence.
l.913 ...uotesingle{}} elements stored in $ N\text
                                                  {'}/B $ blocks (In practic...

? 
! Emergency stop.
l.913 ...uotesingle{}} elements stored in $ N\text
                                                  {'}/B $ blocks (In practic...

!  ==> Fatal error occurred, no output PDF file produced!
Transcript written on refman.log.
make[2]: *** [Makefile:8: refman.pdf] Error 1
make[2]: Leaving directory '/<<PKGBUILDDIR>>/doc/latex'
make[1]: *** [debian/rules:27: override_dh_auto_build] Error 2
make[1]: Leaving directory '/<<PKGBUILDDIR>>'
make: *** [debian/rules:7: build] Error 2
dpkg-buildpackage: error: debian/rules build subprocess returned exit status 2

Paolo