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-rw-r--r--src/include/stdio.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/include/stdio.h b/src/include/stdio.h
index 84181f0a1..91840af5b 100644
--- a/src/include/stdio.h
+++ b/src/include/stdio.h
@@ -6,6 +6,10 @@ FILE_LICENCE ( GPL2_OR_LATER );
#include <stdint.h>
#include <stdarg.h>
+extern void putchar ( int character );
+
+extern int getchar ( void );
+
extern int __attribute__ (( format ( printf, 1, 2 ) ))
printf ( const char *fmt, ... );