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-rw-r--r--malloc/mtrace.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/malloc/mtrace.c b/malloc/mtrace.c
index c1704d00ea..cdd7432a76 100644
--- a/malloc/mtrace.c
+++ b/malloc/mtrace.c
@@ -41,7 +41,7 @@ extern char *getenv ();
 #endif
 
 static FILE *mallstream;
-static char mallenv[]= "MALLOC_TRACE";
+static const char mallenv[]= "MALLOC_TRACE";
 static char mallbuf[BUFSIZ];	/* Buffer for the output.  */
 
 __libc_lock_define_initialized (static, lock);