Function esp_idf_svc::sys::heap_caps_calloc_prefer

pub unsafe extern "C" fn heap_caps_calloc_prefer(
    n: usize,
    size: usize,
    num: usize,
    ...
) -> *mut c_void

@brief Allocate a chunk of memory as preference in decreasing order.

@param n Number of continuing chunks of memory to allocate @param size Size, in bytes, of a chunk of memory to allocate @param num Number of variable paramters

@return A pointer to the memory allocated on success, NULL on failure