SQRT_HALF          65 maint/gnulib/lib/log2.c     if (y < SQRT_HALF)
SQRT_HALF          75 maint/gnulib/lib/log2f.c     if (y < SQRT_HALF)
SQRT_HALF          75 maint/gnulib/lib/log2l.c     if (y < SQRT_HALF)