ifail - Check the "fail"-flag of an input stream.
istreamhandle ifail -> istreamhandle true
-> istreamhandle false
This function provides a direct interface to
the C++ istream::fail() member function.
If true, the next operation on the stream will fail.
Gewaltig
21.5.1999
/builddir/build/BUILD/nest-simulator-3.3/nest-simulator-3.3/sli/sli_io.cc