--- Libc/Libc-1725.40.4/tests/rpmatch.c
+++ /dev/null
@@ -1,158 +0,0 @@
-#include <stdio.h>
-#include <ctype.h>
-#include <unistd.h>
-#include <stdlib.h>
-#include <locale.h>
-
-#include <darwintest.h>
-
-static char *expectations[] = {
-    "inclonclusive", /* -1 */
-    "negative", /* 0 */
-    "affirmative" /* 1 */
-};
-
-static size_t
-dumb_strescape(char * dst, const char * in, size_t len) {
-    size_t count = 0;
-
-    while (*in && count + 3 < len) {
-        switch (*in) {
-          case '\"':
-            *dst++ = '\\';
-            *dst++ = '\"';
-            count += 2;
-            break;
-          case '\'':
-            *dst++ = '\\';
-            *dst++ = '\"';
-            count += 2;
-            break;
-          case '\\':
-            *dst++ = '\\';
-            *dst++ = '\\';
-            count += 2;
-            break;
-          case '\a':
-            *dst++ = '\\';
-            *dst++ = 'a';
-            count += 2;
-            break;
-          case '\b':
-            *dst++ = '\\';
-            *dst++ = 'b';
-            count += 2;
-            break;
-          case '\n':
-            *dst++ = '\\';
-            *dst++ = 'n';
-            count += 2;
-            break;
-          case '\t':
-            *dst++ = '\\';
-            *dst++ = 't';
-            count += 2;
-            break;
-          /* There are many more special cases */
-          default:
-            if (iscntrl(*in)) {
-                count += (size_t)snprintf(dst, len - count, "\\%03o", *in);
-            }
-            else {
-                *dst++ = *in;
-                count++;
-            }
-        }
-        in++;
-    }
-    *dst++ = '\0';
-    return count;
-}
-
-static void
-rpmatch_testcase(const char * response, int expectation) {
-    const char * expect_msg = expectations[expectation+1];
-
-    char escaped_response[16];
-    dumb_strescape(escaped_response, response, sizeof(escaped_response)/sizeof(char));
-
-    /* darwintest should escape special characters in message strings */
-    T_EXPECT_EQ(rpmatch(response), expectation, "'%s' is %s in the %s locale", escaped_response, expect_msg, setlocale(LC_ALL, NULL));
-}
-
-T_DECL(rpmatch, "Ensure rpmatch responds to locales")
-{
-    setlocale(LC_ALL, "C");
-
-    /* Check several single character variants */
-    rpmatch_testcase("y", 1);
-    rpmatch_testcase("Y", 1);
-    rpmatch_testcase("j", -1); /* becomes afirmative in german */
-    rpmatch_testcase("J", -1);
-    rpmatch_testcase("x", -1);
-    rpmatch_testcase(" ", -1);
-    rpmatch_testcase("", -1);
-    rpmatch_testcase("n", 0);
-    rpmatch_testcase("N", 0);
-
-    /* A few full words */
-    rpmatch_testcase("yes", 1);
-    rpmatch_testcase("ja", -1);
-    rpmatch_testcase("no", 0);
-
-    /* Check each variant with a newline */
-    rpmatch_testcase("y\n", 1);
-    rpmatch_testcase("Y\n", 1);
-    rpmatch_testcase("j\n", -1);
-    rpmatch_testcase("J\n", -1);
-    rpmatch_testcase("x\n", -1);
-    rpmatch_testcase(" \n", -1);
-    rpmatch_testcase("\n", -1);
-    rpmatch_testcase("n\n", 0);
-    rpmatch_testcase("N\n", 0);
-
-    rpmatch_testcase("yes\n", 1);
-    rpmatch_testcase("ja\n", -1);
-    rpmatch_testcase("no\n", 0);
-
-    /* Do it all again in a german locale */
-    setlocale(LC_ALL, "de_DE.ISO8859-1");
-
-    if (strcmp(setlocale(LC_ALL, NULL), "de_DE.ISO8859-1") != 0) {
-        T_LOG("This system does not have a de_DE.ISO8859-1 locale");
-        return;
-    }
-
-    /* Check several single character variants */
-    rpmatch_testcase("y", 1);
-    rpmatch_testcase("Y", 1);
-    rpmatch_testcase("j", 1); /* now afirmative */
-    rpmatch_testcase("J", 1);
-    rpmatch_testcase("x", -1);
-    rpmatch_testcase(" ", -1);
-    rpmatch_testcase("", -1);
-    rpmatch_testcase("n", 0);
-    rpmatch_testcase("N", 0);
-
-    /* A few full words */
-    rpmatch_testcase("yes", 1);
-    rpmatch_testcase("ja", 1);
-    rpmatch_testcase("xx", -1);
-    rpmatch_testcase("no", 0);
-
-    /* Check each variant with a newline */
-    rpmatch_testcase("y\n", 1);
-    rpmatch_testcase("Y\n", 1);
-    rpmatch_testcase("j\n", 1);
-    rpmatch_testcase("J\n", 1);
-    rpmatch_testcase("x\n", -1);
-    rpmatch_testcase(" \n", -1);
-    rpmatch_testcase("\n", -1);
-    rpmatch_testcase("n\n", 0);
-    rpmatch_testcase("N\n", 0);
-
-    rpmatch_testcase("yes\n", 1);
-    rpmatch_testcase("ja\n", 1);
-    rpmatch_testcase("xx\n", -1);
-    rpmatch_testcase("no\n", 0);
-}