X-Git-Url: https://pd.if.org/git/?p=pdclib;a=blobdiff_plain;f=internals%2F_PDCLIB_aux.h;h=caa67cfedb09043af9a0f6bdfb43bae996b73a6a;hp=15c5db6f168febfe4ce1745e8919d0d5d604eded;hb=9f87d9e27e74d9e06e0c93114ffd70a45ee152fa;hpb=912688cd6675234e7dd744cd6971a0d7c1591910

diff --git a/internals/_PDCLIB_aux.h b/internals/_PDCLIB_aux.h
index 15c5db6..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).         */
@@ -63,3 +66,4 @@
 #define _PDCLIB_symbol2value( x ) #x
 #define _PDCLIB_symbol2string( x ) _PDCLIB_symbol2value( x )
 
+#endif