rs274ngc_pre.cc msg for INTERP_FILE_NOT_OPEN
rs274ngc_pre.cc msg for INTERP_FILE_NOT_OPEN

Re: Blank Error Message #63

Signed-off-by: Dewey Garrett <546ec366615570e68497e3c5df9092106a9808f4@panix.com>

ikcalB/linuxcnc-mirror,ikcalB/linuxcnc-mirror,ikcalB/linuxcnc-mirror,ikcalB/linuxcnc-mirror,ikcalB/linuxcnc-mirror,ikcalB/linuxcnc-mirror,ikcalB/linuxcnc-mirror