diff --git a/history.h b/history.h
index a6468ec..d6791df 100644
--- a/history.h
+++ b/history.h
@@ -28,4 +28,12 @@ extern char *lastHist(Hist *hist);
 extern char *nextHist(Hist *hist);
 extern char *prevHist(Hist *hist);
 
+#ifdef USE_HISTORY
+extern int loadHistory(Hist *hist);
+extern void saveHistory(Hist *hist, size_t size);
+extern void ldHist(void);
+#else				/* not USE_HISTORY */
+#define ldHist nulcmd
+#endif				/* not USE_HISTORY */
+
 #endif				/* HISTORY_H */
diff --git a/proto.h b/proto.h
index dd7a0eb..0d1fa96 100644
--- a/proto.h
+++ b/proto.h
@@ -391,11 +391,6 @@ extern char *inputLineHistSearch(char *prompt, char *def_str, int flag,
 extern Str unescape_spaces(Str s);
 #ifdef USE_HISTORY
 extern Buffer *historyBuffer(Hist *hist);
-extern int loadHistory(Hist *hist);
-extern void saveHistory(Hist *hist, size_t size);
-extern void ldHist(void);
-#else				/* not USE_HISTORY */
-#define ldHist nulcmd
 #endif				/* not USE_HISTORY */
 extern double log_like(int x);
 extern struct table *newTable(void);