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-rw-r--r--src/lib/encoding/confline.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/lib/encoding/confline.c b/src/lib/encoding/confline.c
index fdb575e03f..0d8384db13 100644
--- a/src/lib/encoding/confline.c
+++ b/src/lib/encoding/confline.c
@@ -256,7 +256,7 @@ config_lines_dup_and_filter(const config_line_t *inp,
/** Return true iff a and b contain identical keys and values in identical
* order. */
int
-config_lines_eq(config_line_t *a, config_line_t *b)
+config_lines_eq(const config_line_t *a, const config_line_t *b)
{
while (a && b) {
if (strcasecmp(a->key, b->key) || strcmp(a->value, b->value))