In file included from cpu_instructions.c:20:
../../shotgun/lib/subtend/nmc.h:22: error: parse error before "_STRUCT_MCONTEXT"
../../shotgun/lib/subtend/nmc.h:22: warning: no semicolon at end of struct or union
../../shotgun/lib/subtend/nmc.h:26: error: parse error before "__cont_mc"
../../shotgun/lib/subtend/nmc.h:26: warning: type defaults to 'int' in declaration of '__cont_mc'
../../shotgun/lib/subtend/nmc.h:26: warning: data definition has no type or storage class
../../shotgun/lib/subtend/nmc.h:35: error: parse error before '}' token
cpu_instructions.c: In function 'cpu_run':
cpu_instructions.c:1493: warning: implicit declaration of function 'getcontext'
make[2]: *** [cpu_instructions.o] Error 1
make[1]: *** [lib/librubinius-0.8.0.dylib] Error 2
make: *** [vm] Error 2
rake aborted!