1/*2PATTERN:30039-struct.c:11: warning: type defaults to 'int' in declaration40039-struct.c:11: warning: empty declaration50039-struct.c:11: error: expected ';' before '}'60039-struct.c:19: warning: 'cap' defined but not used70039-struct.c:19: warning: 'v' defined but not used8.9*/1011typedef struct { } Vec;1213static void14vecresize(Vec *v, int cap)15{16 return;17}1819int main()20{21 return 0;22}