main()1main () 2 { 3 int a; 4 int b = 3; 5 a = 2; 6 } 7 isContextualKeyword(const tokenInfo * const token)8static boolean isContextualKeyword (const tokenInfo *const token) 9 { 10 boolean result; 11 label: 12 goto label; 13 switch (token->keyword) 14 { 15 case KEYWORD_UNION: 16 result = TRUE; 17 break; 18 19 default: result = FALSE; break; 20 } 21 return result; 22 } 23