Revision 517748

graphics/sane-frontends: Unbreak after r517720

gtkglue.c:1479:24: error: use of undeclared identifier 'SANE_CAP_ALWAYS_SETTABLE'
      if (!(opt->cap & SANE_CAP_ALWAYS_SETTABLE))
                       ^
1 error generated.

PR:		241225
Reported by:	cmt
Obtained from:	Fedora
Pointy hat:	tobik