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-rw-r--r--src/include/stdlib.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/include/stdlib.h b/src/include/stdlib.h
index b232649..3a2b42c 100644
--- a/src/include/stdlib.h
+++ b/src/include/stdlib.h
@@ -1,7 +1,12 @@
#ifndef _DEF_STDLIB_H
#define _DEF_STDLIB_H
+#define NULL 0
+
//includes malloc/free
#include <gc/mem.h>
+void printk_int(int number);
+void printk_hex(unsigned number);
+
#endif