Open System Services System Calls Reference Manual (G06.29+, H06.08+, J06.03+)

pthread_attr_setguardsize_np(2) OSS System Calls Reference Manual
[EINVAL] The value specified for the attr parameter or the guardsize parameter is invalid.
RELATED INFORMATION
Functions: pthread_attr_init(2), pthread_attr_getguardsize_np(2),
pthread_attr_setstacksize(2), pthread_create(2).
STANDARDS CONFORMANCE
This function is an extension to the XPG4 Version 2 specification and to the following industry
standards:
IEEE Std 1003.1c-1995, POSIX System Application Program Interface
560 Hewlett-Packard Company 527186-023