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#include <stdlib.h>
/** deallocate memory **/
void free(void * ptr)
{
if (ptr == NULL) {
return;
}
realloc(ptr, 0);
}
/***
deallocates the memory at ARGUMENT(ptr). Specifying CONSTANT(NULL)
causes nothing to happen.
***/
/*
UNDEFINED(ARGUMENT(ptr) was not returned by a previous call to FUNCTION(calloc), FUNCTION(malloc), or FUNCTION(realloc))
STDC(1)
*/
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