importexp: fixed model path to refer to original executable

importexp

@@ -59,12 +59,14 @@ do\
     echo EOF\
 done\
 '
+    # 6. use original model base for executable
     sed -r '
         s:^(\s*)(set\s+\+x\s*$|(set\s+\+\w+)x):\1\3:
         s:^(\s*)SCRIPT_DIR=.*$:\1SCRIPT_DIR='$WORK_DIR':
         s:^(\s*)EXPDIR=.*$:\1EXPDIR='$WORK_DIR':
         s:^(\s*\.\s+)\./:\1'$RUN_BASE_DIR'/:
         s:^\s*cat\s+\$thisscript\s*$:'"$SHOW_HERE_DOCS"':
+        s:^(\s*(export\s+)?MODEL=")\$\{basedir\}:\1'$MODEL_BASE_DIR':
     ' "$RUN_SCRIPT" > $RUN_FILE
 
     # Get script shell without possible +x settings to handle