rb_w32_putc       122 include/ruby/win32.h #define putc(_c, _stream)	rb_w32_putc(_c, _stream)
rb_w32_putc       123 include/ruby/win32.h #define putchar(_c)		rb_w32_putc(_c, stdout)
rb_w32_putc       533 include/ruby/win32.h int  rb_w32_putc(int, FILE*);