diff --git a/libc/tzcode/localtime.c b/libc/tzcode/localtime.c
index 5e4e962..3bbed90 100644
--- a/libc/tzcode/localtime.c
+++ b/libc/tzcode/localtime.c
@@ -2210,7 +2210,7 @@
     char buf[NAME_LENGTH];
     int32_t start;
     int32_t length;
-    int32_t raw_gmt_offset;
+    int32_t unused; // Was raw GMT offset; always 0 since tzdata2014f (L).
   };
 
   size_t id_count = (ntohl(header.data_offset) - ntohl(header.index_offset)) / sizeof(struct index_entry_t);