./standard.dhall ⫽ { SIGUSR1 = 10 , SIGUSR2 = 12 , SIGCHLD = 17 , SIGCONT = 18 , SIGSTOP = 19 , SIGTSTP = 20 , SIGTTIN = 21 , SIGTTOU = 22 , SIGBUS = 7 , SIGPOLL = 29 , SIGPROF = 27 , SIGSYS = 31 , SIGURG = 23 , SIGVTALRM = 26 , SIGXCPU = 24 , SIGXFSZ = 25 } : ./type.dhall