strtoul(3) on macOS
The text 8190874bcb52, as Mac OS X 10.1.5, Mac OS X 10.1.4, Mac OS X 10.1.3, Mac OS X 10.1.2, Mac OS X 10.1.1, Mac OS X 10.1 shipped it.
convert a string to an unsigned long or uquad_t integer
The text 8190874bcb52, as Mac OS X 10.1.5, Mac OS X 10.1.4, Mac OS X 10.1.3, Mac OS X 10.1.2, Mac OS X 10.1.1, Mac OS X 10.1 shipped it.
convert a string to an unsigned long or uquad_t integer