[INFO ]  Installing pass-1 core C compiler
[ERROR]    configure: error:
[ERROR]    checking for fileno_unlocked... make[1]: *** [configure-gcc] Error 1
[ERROR]
[ERROR]  >>
[ERROR]  >>  Build failed in step 'Installing pass-1 core C compiler'
[ERROR]  >>        called in step '(top-level)'
[ERROR]  >>
[ERROR]  >>  Error happened in: CT_DoExecLog[scripts/functions@172]
[ERROR]  >>        called from: do_cc_core_backend[scripts/build/cc/gcc.sh@426]
[ERROR]  >>        called from: do_cc_core_pass_1[scripts/build/cc/gcc.sh@88]
[ERROR]  >>        called from: main[scripts/crosstool-NG.sh@598]
[ERROR]  >>
[ERROR]  >>  For more info on this error, look at the file: 'build.log'
[ERROR]  >>  There is a list of known issues, some with workarounds, in:
[ERROR]  >>      '/research/jalal/dyser-r1.0/sw/src/./tools/share/doc/crosstool-ng/ct-ng.1.16.0/B - Known issues.txt'
[ERROR]
[ERROR]  (elapsed: 14:39.15)
[14:39] / make: *** [build] Error 2
/research/jalal/dyser-r1.0/sw/src
./build-tools.sh: line 205: popd: directory stack empty
I am done.