Signal condition.
No signal. Note that POSIX has special semantics for kill(pid, 0), so this value is reserved.
kill(pid, 0)
Hangup. Action: Terminates the process.
Terminate interrupt signal. Action: Terminates the process.
Terminal quit signal. Action: Terminates the process.
Illegal instruction. Action: Terminates the process.
Trace/breakpoint trap. Action: Terminates the process.
Process abort signal. Action: Terminates the process.
Access to an undefined portion of a memory object. Action: Terminates the process.
Erroneous arithmetic operation. Action: Terminates the process.
Kill. Action: Terminates the process.
User-defined signal 1. Action: Terminates the process.
Invalid memory reference. Action: Terminates the process.
User-defined signal 2. Action: Terminates the process.
Write on a pipe with no one to read it. Action: Ignored.
Alarm clock. Action: Terminates the process.
Termination signal. Action: Terminates the process.
Child process terminated, stopped, or continued. Action: Ignored.
Continue executing, if stopped. Action: Continues executing, if stopped.
Stop executing. Action: Stops executing.
Terminal stop signal. Action: Stops executing.
Background process attempting read. Action: Stops executing.
Background process attempting write. Action: Stops executing.
High bandwidth data is available at a socket. Action: Ignored.
CPU time limit exceeded. Action: Terminates the process.
File size limit exceeded. Action: Terminates the process.
Virtual timer expired. Action: Terminates the process.
Profiling timer expired. Action: Terminates the process.
Window changed. Action: Ignored.
I/O possible. Action: Terminates the process.
Power failure. Action: Terminates the process.
Bad system call. Action: Terminates the process.
Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)
Returns an array containing the constants of this enum type, in the order they're declared.