Add js_conio to jsexec msvc6 project.

src/sbbs3/jsexec.dsp

@@ -85,6 +85,10 @@ LINK32=link.exe
 # Name "jsexec - Win32 Debug"
 # Begin Source File
 
+SOURCE=.\js_conio.c
+# End Source File
+# Begin Source File
+
 SOURCE=.\js_uifc.c
 # End Source File
 # Begin Source File