-#ifndef SVNDIFF_H_
-#define SVNDIFF_H_
+#ifndef SVNDIFF_H
+#define SVNDIFF_H
struct line_buffer;
struct sliding_view;
-extern int svndiff0_apply(struct line_buffer *delta, off_t delta_len,
- struct sliding_view *preimage, FILE *postimage);
+int svndiff0_apply(struct line_buffer *delta, off_t delta_len,
+ struct sliding_view *preimage, FILE *postimage);
#endif