diff --git a/src/stk500v2.h b/src/stk500v2.h
index 9f060f3c..6fbd28d8 100644
--- a/src/stk500v2.h
+++ b/src/stk500v2.h
@@ -24,38 +24,35 @@
 extern "C" {
 #endif
 
-extern const char stk500v2_desc[];
-extern const char stk500hvsp_desc[];
-extern const char stk500pp_desc[];
-extern const char stk500v2_jtagmkII_desc[];
-extern const char stk500v2_dragon_hvsp_desc[];
-extern const char stk500v2_dragon_isp_desc[];
-extern const char stk500v2_dragon_pp_desc[];
-extern const char stk500v2_jtag3_desc[];
-extern const char stk600_desc[];
-extern const char stk600hvsp_desc[];
-extern const char stk600pp_desc[];
-void stk500v2_initpgm(PROGRAMMER *pgm);
-void stk500hvsp_initpgm(PROGRAMMER *pgm);
-void stk500pp_initpgm(PROGRAMMER *pgm);
-void stk500v2_jtagmkII_initpgm(PROGRAMMER *pgm);
-void stk500v2_jtag3_initpgm(PROGRAMMER *pgm);
-void stk500v2_dragon_hvsp_initpgm(PROGRAMMER *pgm);
-void stk500v2_dragon_isp_initpgm(PROGRAMMER *pgm);
-void stk500v2_dragon_pp_initpgm(PROGRAMMER *pgm);
-void stk600_initpgm(PROGRAMMER *pgm);
-void stk600hvsp_initpgm(PROGRAMMER *pgm);
-void stk600pp_initpgm(PROGRAMMER *pgm);
+  extern const char stk500v2_desc[];
+  extern const char stk500hvsp_desc[];
+  extern const char stk500pp_desc[];
+  extern const char stk500v2_jtagmkII_desc[];
+  extern const char stk500v2_dragon_hvsp_desc[];
+  extern const char stk500v2_dragon_isp_desc[];
+  extern const char stk500v2_dragon_pp_desc[];
+  extern const char stk500v2_jtag3_desc[];
+  extern const char stk600_desc[];
+  extern const char stk600hvsp_desc[];
+  extern const char stk600pp_desc[];
+  void stk500v2_initpgm(PROGRAMMER *pgm);
+  void stk500hvsp_initpgm(PROGRAMMER *pgm);
+  void stk500pp_initpgm(PROGRAMMER *pgm);
+  void stk500v2_jtagmkII_initpgm(PROGRAMMER *pgm);
+  void stk500v2_jtag3_initpgm(PROGRAMMER *pgm);
+  void stk500v2_dragon_hvsp_initpgm(PROGRAMMER *pgm);
+  void stk500v2_dragon_isp_initpgm(PROGRAMMER *pgm);
+  void stk500v2_dragon_pp_initpgm(PROGRAMMER *pgm);
+  void stk600_initpgm(PROGRAMMER *pgm);
+  void stk600hvsp_initpgm(PROGRAMMER *pgm);
+  void stk600pp_initpgm(PROGRAMMER *pgm);
 
-void stk500v2_setup(PROGRAMMER * pgm);
-void stk500v2_teardown(PROGRAMMER * pgm);
-int stk500v2_drain(const PROGRAMMER *pgm, int display);
-int stk500v2_getsync(const PROGRAMMER *pgm);
+  void stk500v2_setup(PROGRAMMER *pgm);
+  void stk500v2_teardown(PROGRAMMER *pgm);
+  int stk500v2_drain(const PROGRAMMER *pgm, int display);
+  int stk500v2_getsync(const PROGRAMMER *pgm);
 
 #ifdef __cplusplus
 }
 #endif
-
 #endif
-
-