FD_CLR            609 include/ruby/win32.h #undef FD_CLR
FD_CLR            610 include/ruby/win32.h #define FD_CLR(f, s)		rb_w32_fdclr(f, s)
FD_CLR           3561 thread.c       #undef FD_CLR
FD_CLR           3566 thread.c       #define FD_CLR(i, f)	rb_fd_clr((i), (f))
FD_CLR           3614 thread.c       #undef FD_CLR
FD_CLR           3619 thread.c       #define FD_CLR(i, f)	rb_fd_clr((i), (f))
FD_CLR           2662 win32/win32.c  #undef FD_CLR