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-rw-r--r--src/pj_gridinfo.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/pj_gridinfo.c b/src/pj_gridinfo.c
index 9b9a8d82..b1b39e01 100644
--- a/src/pj_gridinfo.c
+++ b/src/pj_gridinfo.c
@@ -40,8 +40,8 @@
/* Convert the byte order of the given word(s) in place. */
/************************************************************************/
-static int byte_order_test = 1;
-#define IS_LSB (1 == ((unsigned char *) (&byte_order_test))[0])
+static const int byte_order_test = 1;
+#define IS_LSB (1 == ((const unsigned char *) (&byte_order_test))[0])
static void swap_words( unsigned char *data, int word_size, int word_count )