Defined in 2 files as a macro:

• contrib/gdb/gdb/ser-go32.c, line 123 (as a macro)
• sys/dev/ic/ns16550.h, line 133 (as a macro)

Referenced in 2 files:

• sys/mips/cavium/uart_dev_oct16550.c, line 520
• usr.sbin/bhyve/uart_emul.c
  • line 303
  • line 489
  • line 489