libgcroots: Does not support aarch64 in f19 and rawhide

[ebijun]

https://bugzilla.redhat.com/show_bug.cgi?id=925735
Fixed in libgcroots-0.2.3-5.fc20

[ebijun]

http://openbsd-archive.7691.n7.nabble.com/fix-inputmethods-uim-on-aarch64-td357966.html

[ebijun]

64a65,69

if defined(NetBSD) && defined(aarch64)

define AARCH64

define mach_type_known

endif

1726a1732,1756

ifdef AARCH64

define MACH_TYPE "AARCH64"

ifdef ILP32

define CPP_WORDSZ 32

define ALIGNMENT 4

else

define CPP_WORDSZ 64

define ALIGNMENT 8

endif

ifndef HBLKSIZE

define HBLKSIZE 4096

endif

ifdef NETBSD

define OS_TYPE "NETBSD"

define HEURISTIC2

ifdef ELF

define DATASTART GC_data_start

define DYNAMIC_LOADING

else

      extern char etext[];

define DATASTART ((ptr_t)(etext))

endif

endif

endif