Defined in 2 files as a prototype:

• bsd/sys/sysproto.h, line 1805 (as a prototype)
• bsd/sys/uio.h, line 272 (as a prototype)

Defined in 1 files as a function:

• bsd/kern/sys_generic.c, line 577 (as a function)

Referenced in 2 files:

• bsd/kern/init_sysent.c, line 201
• tools/tests/xnu_quick_test/tests.c, line 326