nocache_fail.log ( failed)

FAIL: tests/dd/nocache_fail
===========================

k.c: In function 'posix_fadvise':
k.c:8:3: warning: ignoring return value of 'fopen' declared with attribute 'warn_unused_result' [-Wunused-result]
    8 |   fopen ("called", "w");
      |   ^~~~~~~~~~~~~~~~~~~~~
FAIL tests/dd/nocache_fail.sh (exit status: 1)