null_ptr 75 lib/common/tests/strings/pcmk__numeric_strcasecmp_test.c cmocka_unit_test(null_ptr), null_ptr 131 maint/gnulib/tests/test-canonicalize-lgpl.c result = canonicalize_file_name (null_ptr ()); null_ptr 135 maint/gnulib/tests/test-canonicalize.c result1 = canonicalize_file_name (null_ptr ()); null_ptr 100 maint/gnulib/tests/test-ptsname_r.c result = ptsname_r (fd, null_ptr (), 0);