--- Invalid atom in /etc/portage/package.mask: >cross-arm-softfloat-linux-uclibc/linux-headers---libc
--- Invalid atom in /etc/portage/package.mask: >cross-arm-softfloat-linux-uclibc/binutils---gcc
Calculating dependencies   ... done!

>>> Emerging (1 of 1) cross-arm-softfloat-linux-uclibc/linux-headers-2.6.18 to /
>>> Downloading 'ftp://ftp.ndlug.nd.edu/pub/gentoo/distfiles/gentoo-headers-2.6.18-1.tar.bz2'
--20:18:11--  ftp://ftp.ndlug.nd.edu/pub/gentoo/distfiles/gentoo-headers-2.6.18-1.tar.bz2
           => `/usr/portage/distfiles/gentoo-headers-2.6.18-1.tar.bz2'
Resolving ftp.ndlug.nd.edu... 129.74.170.242
Connecting to ftp.ndlug.nd.edu|129.74.170.242|:21... failed: Connection refused.
>>> Downloading 'http://gentoo.netnitco.net/distfiles/gentoo-headers-2.6.18-1.tar.bz2'
--20:18:11--  http://gentoo.netnitco.net/distfiles/gentoo-headers-2.6.18-1.tar.bz2
           => `/usr/portage/distfiles/gentoo-headers-2.6.18-1.tar.bz2'
Resolving gentoo.netnitco.net... 216.176.132.235
Connecting to gentoo.netnitco.net|216.176.132.235|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 522 [application/x-tar]

    0K                                                       100% 

20:18:11 (17.85 MB/s) - `/usr/portage/distfiles/gentoo-headers-2.6.18-1.tar.bz2' saved [522/522]

 * linux-2.6.18.tar.bz2 MD5 ;-) ...                                       [ ok ]
 * linux-2.6.18.tar.bz2 RMD160 ;-) ...                                    [ ok ]
 * linux-2.6.18.tar.bz2 SHA1 ;-) ...                                      [ ok ]
 * linux-2.6.18.tar.bz2 SHA256 ;-) ...                                    [ ok ]
 * linux-2.6.18.tar.bz2 size ;-) ...                                      [ ok ]
 * checking ebuild checksums ;-) ...                                      [ ok ]
 * checking auxfile checksums ;-) ...                                     [ ok ]
 * checking miscfile checksums ;-) ...                                    [ ok ]
 * checking linux-2.6.18.tar.bz2 ;-) ...                                  [ ok ]
 * checking gentoo-headers-2.6.18-1.tar.bz2 ;-) ...                       [ ok ]
>>> Unpacking source...
>>> Unpacking linux-2.6.18.tar.bz2 to /var/tmp/cross/arm-softfloat-linux-uclibc/portage/cross-arm-softfloat-linux-uclibc/linux-headers-2.6.18/work
 * gentoo-headers-2.6.18-1.tar.bz2 unpacked
 * Applying 30_all_nbd-needs-linux-types.patch (-p0+) ...
  [ ok ]
QA Notice: USE Flag 'crosscompile_opts_headers-only' not in IUSE for cross-arm-softfloat-linux-uclibc/linux-headers-2.6.18
  CHK     include/linux/version.h
  UPD     include/linux/version.h
>>> Source unpacked.
>>> Compiling source in /var/tmp/cross/arm-softfloat-linux-uclibc/portage/cross-arm-softfloat-linux-uclibc/linux-headers-2.6.18/work/linux-2.6.18 ...
QA Notice: USE Flag 'crosscompile_opts_headers-only' not in IUSE for cross-arm-softfloat-linux-uclibc/linux-headers-2.6.18
>>> Source compiled.
>>> Test phase [not enabled]: cross-arm-softfloat-linux-uclibc/linux-headers-2.6.18

>>> Install linux-headers-2.6.18 into /var/tmp/cross/arm-softfloat-linux-uclibc/portage/cross-arm-softfloat-linux-uclibc/linux-headers-2.6.18/image/ category cross-arm-softfloat-linux-uclibc
QA Notice: USE Flag 'crosscompile_opts_headers-only' not in IUSE for cross-arm-softfloat-linux-uclibc/linux-headers-2.6.18
  CHK     include/linux/version.h
make: unifdef: Command not found
make: *** [headers_install] Error 127

!!! ERROR: cross-arm-softfloat-linux-uclibc/linux-headers-2.6.18 failed.
Call stack:
  ebuild.sh, line 1568:   Called dyn_install
  ebuild.sh, line 1022:   Called src_install
  ebuild.sh, line 1261:   Called kernel-2_src_install
  kernel-2.eclass, line 1039:   Called install_headers
  kernel-2.eclass, line 495:   Called die

!!! (no error message)
!!! If you need support, post the topmost build error, and the call stack if relevant.

!!! This ebuild is from an overlay: '/usr/local/portage'