***** autoconf *****
***** PWD: /var/tmp/portage/dev-lang/ghc-6.10.4-r1/work/ghc-6.10.4
***** autoconf

configure.ac:1071: error: FP_CHECK_ALIGNMENT: requires literal arguments
aclocal.m4:91: FP_CHECK_ALIGNMENT is expanded from...
configure.ac:1071: the top level
autom4te-2.68: /usr/bin/m4 failed with exit status: 1