- add patch fixing gcc14 errors:
`implicit-int`:
```
rpc_tab.c:1:8: error: type defaults to 'int' in declaration of
'elide_trace_reduce' [-Wimplicit-int]
1 | extern elide_trace_reduce(int, int);
| ^~~~~~~~~~~~~~~~~~
rpc_tab.c:2:8: error: type defaults to 'int' in declaration of
'elide_trace_shift' [-Wimplicit-int]
2 | extern elide_trace_shift(int,int);
| ^~~~~~~~~~~~~~~~~
rpc_tab.c:3:8: error: type defaults to 'int' in declaration of
'report_trace_shift' [-Wimplicit-int]
3 | extern report_trace_shift(int);
| ^~~~~~~~~~~~~~~~~~
rpc_tab.c:4:8: error: type defaults to 'int' in declaration of
'report_trace_reduce' [-Wimplicit-int]
4 | extern report_trace_reduce(int, int);
| ^~~~~~~~~~~~~~~~~~~
rpc_tab.c:5:8: error: type defaults to 'int' in declaration of
'report_trace_error' [-Wimplicit-int]
5 | extern report_trace_error(short *yyss, short *yyssp);
| ^~~~~~~~~~~~~~~~~~
```
`implicit-function-declaration`:
```
parse.tab.c: In function 'yyparse':
parse.tab.c:1148:16: error: implicit declaration of function 'yylex'
[-Wimplicit-function-declaration]
1148 | yychar = yylex ();
| ^~~~~
parse.tab.c:1595:7: error: implicit declaration of function 'yyerror';
did you mean 'yyerrok'? [-Wimplicit-function-declaration]
1595 | yyerror (YY_("syntax error"));
| ^~~~~~~
| yyerrok
n2d.c: In function 'main':
n2d.c:1529:12: error: implicit declaration of function 'yyparse'
[-Wimplicit-function-declaration]
1529 | result = yyparse();
| ^~~~~~~
```
