get or set the user context NAME getcontext, setcontext - get or set the user context LIBRARY Standard C library ( libc , -lc ) SYNOP...get or set the user context NAME getcontext, setcontext - get or set the user context LIBRARY Standard C library ( libc , -lc ) SYNOP......V-like environment, one has the type ucontext_t (defined in <ucontext.h> and described in getcontext (3)) and the four functions getcontext (3), setcontext (3), makecontext (), …...V-like environment, one has the type ucontext_t (defined in <ucontext.h> and described in getcontext (3)) and the four functions getcontext (3), setcontext (3), makecontext (), …