Defined in 5 files as a macro:
- sys/arm/include/float.h, line 36 (as a macro)
- sys/arm64/include/float.h, line 34 (as a macro)
- sys/mips/include/float.h, line 38 (as a macro)
- sys/powerpc/include/float.h, line 37 (as a macro)
- sys/x86/include/float.h, line 36 (as a macro)