shutdown           14 include/ruby/subst.h #undef shutdown
shutdown           15 include/ruby/subst.h #define shutdown ruby_shutdown
shutdown          664 include/ruby/win32.h #undef shutdown
shutdown          665 include/ruby/win32.h #define shutdown(s, h)		rb_w32_shutdown(s, h)
shutdown          597 io.c           #define shutdown(a,b)	0
shutdown           42 missing/close.c #undef shutdown
shutdown         3614 win32/win32.c  #undef shutdown