diff --git a/dist/include/compat/stdio.h b/dist/include/compat/stdio.h
index 46dedfb0..5d884485 100644
--- a/dist/include/compat/stdio.h
+++ b/dist/include/compat/stdio.h
@@ -20,4 +20,15 @@ int sprintf(char *, const char *, ...);
 int snprintf(char *, size_t, const char *, ... );
 int sscanf(const char *, const char *, ...);
 
+typedef struct FILE FILE;
+size_t fread(void* ptr, size_t size, size_t count, FILE* stream);
+size_t fwrite(void *ptr, size_t size, size_t count, FILE *stream);
+FILE* fopen(const char* filename, const char* mode);
+int fclose(FILE* stream);
+int fseek(FILE* stream, long int offset, int origin);
+long int ftell(FILE* stream);
+#define SEEK_SET 0
+#define SEEK_CUR 1
+#define SEEK_END 2
+
 #endif /* TRUSS_STDIO_H */