POSIX Function: Determines if a child process has exited because of a signal. This routine is only available for Linux.
USE IFPOSIX
result = PXFWIFSIGNALED (istat)
istat |
(Output) INTEGER(4). The status of the child process (obtained from PXFWAIT or PXFWAITPID). |
The result type is logical. The result value is .TRUE. if the child process has exited because of a signal that was not caught; otherwise, .FALSE..