mcontext_t        687 src/platform-freebsd.cc   mcontext_t& mcontext = ucontext->uc_mcontext;
mcontext_t        925 src/platform-linux.cc   mcontext_t uc_mcontext;
mcontext_t        958 src/platform-linux.cc   mcontext_t uc_mcontext;
mcontext_t        977 src/platform-linux.cc   mcontext_t uc_mcontext;
mcontext_t       1016 src/platform-linux.cc   mcontext_t& mcontext = ucontext->uc_mcontext;
mcontext_t        745 src/platform-openbsd.cc   mcontext_t& mcontext = ucontext->uc_mcontext;
mcontext_t        678 src/platform-solaris.cc   mcontext_t& mcontext = ucontext->uc_mcontext;