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#include <signal.h>
char *foo;
void int_handler() {
free(foo);
_Exit(0);
}
int main(void) {
foo = (char *)malloc(sizeof("Hello World."));
if (foo == NULL) {
/* handle error condition */
}
signal(SIGINT, int_handler);
strcpy(foo, "Hello World.");
puts(foo);
free(foo);
return 0;
}
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