CC subtend/nmc.o
subtend/nmc.c: In function '_nmc_start':
subtend/nmc.c:271: warning: implicit declaration of function 'setcontext'
subtend/nmc.c: In function 'nmc_activate':
subtend/nmc.c:298: warning: implicit declaration of function 'getcontext'
subtend/nmc.c:336: warning: implicit declaration of function 'makecontext'
CC subtend/nmethod.o
CC subtend/ruby.o
subtend/ruby.c: In function '_push_and_call':
subtend/ruby.c:185: warning: implicit declaration of function 'getcontext'
subtend/ruby.c:188: warning: implicit declaration of function 'setcontext'
CC subtend/setup.o
CC symbol.o
CC tuple.o
CC var_table.o
CC subtend/PortableUContext_asm.o
LINK librubinius-0.8.0.dylib
CC main.o
CC rubinius.bin
/usr/bin/ld: Undefined symbols:
_getcontext
_setcontext
_makecontext
collect2: ld returned 1 exit status
make[1]: *** [rubinius.bin] Error 1
make: *** [vm] Error 2
rake aborted!
Command failed with status (2): [make vm...]
/Users/gra/rbx/rakefile:98
(See full trace by running task with --trace)