X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=internals%2F_PDCLIB_aux.h;h=caa67cfedb09043af9a0f6bdfb43bae996b73a6a;hb=9f87d9e27e74d9e06e0c93114ffd70a45ee152fa;hp=71196a566b64e83fccd2709c64cd7161acae8550;hpb=f93d55176e4db9edfb1840054169003bcca4d1fb;p=pdclib

diff --git a/internals/_PDCLIB_aux.h b/internals/_PDCLIB_aux.h
index 71196a5..caa67cf 100644
--- a/internals/_PDCLIB_aux.h
+++ b/internals/_PDCLIB_aux.h
@@ -6,6 +6,9 @@
    Permission is granted to use, modify, and / or redistribute at will.
 */
 
+#ifndef _PDCLIB_AUX_H
+#define _PDCLIB_AUX_H _PDCLIB_AUX_H
+
 /* -------------------------------------------------------------------------- */
 /* You should not have to edit anything in this file; if you DO have to, it   */
 /* would be considered a bug / missing feature: notify the author(s).         */
@@ -62,5 +65,5 @@
 
 #define _PDCLIB_symbol2value( x ) #x
 #define _PDCLIB_symbol2string( x ) _PDCLIB_symbol2value( x )
-#define _PDCLIB_symbol2identity( x ) x
 
+#endif