Defined in 2 files as a macro:

• sys/compat/linuxkpi/common/include/linux/ioctl.h, line 36 (as a macro)
• sys/dev/tdfx/tdfx_io.h, line 92 (as a macro)

Referenced in 1 files:

• contrib/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_posix.cc, line 976