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-rw-r--r--include/libc-symbols.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/libc-symbols.h b/include/libc-symbols.h
index 9c5c9bb850..5cbf47308d 100644
--- a/include/libc-symbols.h
+++ b/include/libc-symbols.h
@@ -20,8 +20,12 @@
#ifndef _LIBC_SYMBOLS_H
#define _LIBC_SYMBOLS_H 1
+#define IN_MODULE PASTE_NAME (MODULE_, MODULE_NAME)
#define IS_IN(lib) (IN_MODULE == MODULE_##lib)
+#define PASTE_NAME(a,b) PASTE_NAME1 (a,b)
+#define PASTE_NAME1(a,b) a##b
+
/* This file's macros are included implicitly in the compilation of every
file in the C library by -imacros.