Fix missing-prototype errors in tests/suites
Signed-off-by: Michael Schuster <michael@schuster.ms>
diff --git a/tests/suites/test_suite_alignment.function b/tests/suites/test_suite_alignment.function
index 842101f..240f552 100644
--- a/tests/suites/test_suite_alignment.function
+++ b/tests/suites/test_suite_alignment.function
@@ -10,7 +10,7 @@
/*
* Convert a string of the form "abcd" (case-insensitive) to a uint64_t.
*/
-int parse_hex_string(char *hex_string, uint64_t *result)
+static int parse_hex_string(char *hex_string, uint64_t *result)
{
uint8_t raw[8] = { 0 };
size_t olen;