Use names for output functions in the form dt_to_*() instead of
write_dt_*() for consistency with the dt_from_*() input functions.
diff --git a/dtc.h b/dtc.h
index e9c473a..be17ad6 100644
--- a/dtc.h
+++ b/dtc.h
@@ -208,14 +208,14 @@
 
 /* Flattened trees */
 
-void write_dt_blob(FILE *f, struct boot_info *bi, int version);
-void write_dt_asm(FILE *f, struct boot_info *bi, int version);
+void dt_to_blob(FILE *f, struct boot_info *bi, int version);
+void dt_to_asm(FILE *f, struct boot_info *bi, int version);
 
 struct boot_info *dt_from_blob(FILE *f);
 
 /* Tree source */
 
-void write_tree_source(FILE *f, struct boot_info *bi);
+void dt_to_source(FILE *f, struct boot_info *bi);
 struct boot_info *dt_from_source(FILE *f);
 
 /* FS trees */