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#include <stdio.h> #include <fcntl.h> typedef int (*fp_t)(int, int, ...); int main(int argc, char **argv) { fp_t fp = &fcntl; if (argc == 1337) fp = (fp_t) & main; (*fp)(0, 10); (*fp)(0, 10, 5); printf("waka\n"); return 0; }