View Compilation Error

0_0_10674636_9010.cpp: In function `int* cmp(const void*, const void*)':
0_0_10674636_9010.cpp:5: error: invalid conversion from `int' to `int*'
0_0_10674636_9010.cpp: In function `int main()':
0_0_10674636_9010.cpp:20: error: invalid conversion from `int*(*)(const void*, const void*)' to `int (*)(const void*, const void*)'
0_0_10674636_9010.cpp:20: error:   initializing argument 4 of `void qsort(void*, size_t, size_t, int (*)(const void*, const void*))'