libc/newlib: Add CUSTOM version and CUSTOM_LOCATION config options and GetCustom
CUSTOM_LOCATION config options only presented in menuconfig if component
CUSTOM version selected.
Signed-off-by: "David Holsgrove" <david.holsgrove@xilinx.com>
[yann.morin.1998@free.fr: fix indentation]
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Message-Id: <d02252752d4dc5e68ae3.1349931202@localhost.localdomain>
PatchWork-Id: 190795
1 # s390 specific config options
3 ## depends on EXPERIMENTAL
5 ## select ARCH_SUPPORTS_32
6 ## select ARCH_SUPPORTS_64
7 ## select ARCH_DEFAULT_32
9 ## select ARCH_SUPPORTS_WITH_FPU
11 ## help Defined by IBM in:
12 ## help 32-bit ESA/390 : http://publibfp.boulder.ibm.com/cgi-bin/bookmgr/BOOKS/dz9ar008/CCONTENTS
13 ## help 64-bit z/Architecure : http://publibfp.boulder.ibm.com/cgi-bin/bookmgr/BOOKS/dz9zr002/CCONTENTS