diff --git a/src/system/boot/loader/heap.cpp b/src/system/boot/loader/heap.cpp
index 5632bc9b96..cce03ef1f7 100644
--- a/src/system/boot/loader/heap.cpp
+++ b/src/system/boot/loader/heap.cpp
@@ -548,6 +548,17 @@ realloc(void* oldBuffer, size_t newSize)
 }
 
 
+void*
+calloc(size_t numElements, size_t size)
+{
+	void* address = malloc(numElements * size);
+	if (address != NULL)
+		memset(address, 0, numElements * size);
+
+	return address;
+}
+
+
 void
 free(void* allocated)
 {