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-rw-r--r--string/envz.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/string/envz.h b/string/envz.h
index dad2d281f4..bb907d7589 100644
--- a/string/envz.h
+++ b/string/envz.h
@@ -28,8 +28,8 @@
 #include <argz.h>
 
 /* Returns a pointer to the entry in ENVZ for NAME, or 0 if there is none.  */
-const char *envz_entry __P ((__const char *__envz, size_t __envz_len,
-			     __const char *__name));
+char *envz_entry __P ((__const char *__envz, size_t __envz_len,
+		       __const char *__name));
 
 /* Returns a pointer to the value portion of the entry in ENVZ for NAME, or 0
    if there is none.  */