* iostream.cc: Add missing calls to isfx and setup a cleanup
region for the locked stream.
* iostream.h: Likewise.
* isgetline.cc: Likewise.
* isgetsb.cc: Likewise.
* isscan.cc: Likewise.
From-SVN: r28573
* config/linux.mt (IO_OBJECTS): Add iogetline.o.
* config/linuxlibc1.mt: Ditto.
* iogetline.c (_IO_getline_info): Renamed from _IO_getline.
(_IO_getline): Just call _IO_getline_info.
* isgetline.cc (istream::getline, istream::get, _sb_readline):
Call _IO_getline_info instead of _IO_getline and get the EOF
information.
* sbgetline.cc (streambuf::sgetline): Ditto.
* libioP.h (_IO_getline_info): New declaration.
* iogetline.c (_IO_getline): Handle the case when there is no
buffer.
From-SVN: r18042
