AIX has gmtime [0], too. Since at least 7.1. [0] https://www.ibm.com/docs/en/aix/7.1?topic=c-ctime-localtime-gmtime-mktime-difftime-asctime-tzset-subroutine ht

AIX has gmtime [0], too. Since at least 7.1. [0] https://www.ibm.com/docs/en/aix/7.1?topic=c-ctime-localtime-gmtime-mktime-difftime-asctime-tzset-subroutine https://www.ibm.com/docs/en/aix/7.1?topic=c-ctime-localtime-...