rb_acrt_lowio_lock_fh 2476 win32/win32.c rb_acrt_lowio_lock_fh(fh); rb_acrt_lowio_lock_fh 6202 win32/win32.c rb_acrt_lowio_lock_fh(fd); rb_acrt_lowio_lock_fh 6329 win32/win32.c rb_acrt_lowio_lock_fh(fdRead); rb_acrt_lowio_lock_fh 6347 win32/win32.c rb_acrt_lowio_lock_fh(fdWrite); rb_acrt_lowio_lock_fh 6825 win32/win32.c rb_acrt_lowio_lock_fh(fd); rb_acrt_lowio_lock_fh 6962 win32/win32.c rb_acrt_lowio_lock_fh(fd);