sigpending - get pending signals
Library Synopsis Description Return Values Errors See Also Standards
.In signal.h int sigpending "sigset_t *set"
The sigpending system call returns a mask of the signals pending for delivery to the calling process in the location indicated by set. Signals may be pending because they are currently masked, or transiently before delivery (although the latter case is not normally detectable).
.Rv -std sigpending
The sigpending system call will fail if: