isCobolCallEx The isCobolCallEx function is an extended version of the isCobolCall function that allows to pass a further argument specifying the isCOBOL environment when a call is performed in a multi-threaded environment.. int isCobolCallEx (char *name, int argc, char *argv[], int argl[], long *crc, void *pice); Parameters name Name of the COBOL program to call. argc Arguments count. It should be set to the size of argv. argv Arguments values. argl Arguments length. crc Return code. pice Pointer to an isCOBOL environment created by isCobolInitEx.