diff --git a/require.c b/require.c
index c2bb335..cd74d93 100644
--- a/require.c
+++ b/require.c
@@ -47,7 +47,9 @@ extern volatile int interruptAccept;
 #include <iocsh.h>
 #include <dbAccess.h>
 /* This prototype is missing in older EPICS versions */
+#ifndef EPICS_VERSION_INT
 epicsShareFunc int epicsShareAPI iocshCmd(const char *cmd);
+#endif
 #include <epicsExit.h>
 #include <epicsStdio.h>
 #include <osiFileName.h>
diff --git a/runScript.c b/runScript.c
index d59c961..9bd8a95 100644
--- a/runScript.c
+++ b/runScript.c
@@ -40,7 +40,9 @@ extern volatile int interruptAccept;
 #else
 #include <osiFileName.h>
 #include <iocsh.h>
+#ifndef EPICS_VERSION_INT
 epicsShareFunc int epicsShareAPI iocshCmd(const char *cmd);
+#endif
 #include <epicsExport.h>
 #endif