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-rw-r--r--sw/z80/kernel/include/types.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/sw/z80/kernel/include/types.h b/sw/z80/kernel/include/types.h
index adde214..552b7e9 100644
--- a/sw/z80/kernel/include/types.h
+++ b/sw/z80/kernel/include/types.h
@@ -1,9 +1,13 @@
#ifndef __TYPES_H__
#define __TYPES_H__
+#define register_t volatile unsigned char
+
#define int8_t char
#define uint8_t unsigned char
#define int16_t int
#define uint16_t unsigned int
+#define size_t uint16_t
+
#endif