diff --git a/tests/pthread_test.cpp b/tests/pthread_test.cpp
index 379e495..b5e12a5 100644
--- a/tests/pthread_test.cpp
+++ b/tests/pthread_test.cpp
@@ -359,50 +359,26 @@
   ASSERT_EQ(0, pthread_sigmask(SIG_SETMASK, &original_set, NULL));
 }
 
-#if defined(__BIONIC__)
-#define HAVE_PTHREAD_SETNAME_NP
-#elif defined(__GLIBC__)
-#if __GLIBC_PREREQ(2, 12)
-#define HAVE_PTHREAD_SETNAME_NP
-#endif
-#endif
-
 TEST(pthread, pthread_setname_np__too_long) {
-#if defined(HAVE_PTHREAD_SETNAME_NP)
   ASSERT_EQ(ERANGE, pthread_setname_np(pthread_self(), "this name is far too long for linux"));
-#else
-  GTEST_LOG_(INFO) << "This test does nothing.\n";
-#endif
 }
 
 TEST(pthread, pthread_setname_np__self) {
-#if defined(HAVE_PTHREAD_SETNAME_NP)
   ASSERT_EQ(0, pthread_setname_np(pthread_self(), "short 1"));
-#else
-  GTEST_LOG_(INFO) << "This test does nothing.\n";
-#endif
 }
 
 TEST(pthread, pthread_setname_np__other) {
-#if defined(HAVE_PTHREAD_SETNAME_NP)
   pthread_t t1;
   ASSERT_EQ(0, pthread_create(&t1, NULL, SleepFn, reinterpret_cast<void*>(5)));
   ASSERT_EQ(0, pthread_setname_np(t1, "short 2"));
-#else
-  GTEST_LOG_(INFO) << "This test does nothing.\n";
-#endif
 }
 
 TEST(pthread, pthread_setname_np__no_such_thread) {
-#if defined(HAVE_PTHREAD_SETNAME_NP)
   pthread_t dead_thread;
   MakeDeadThread(dead_thread);
 
   // Call pthread_setname_np after thread has already exited.
-  ASSERT_EQ(ESRCH, pthread_setname_np(dead_thread, "short 3"));
-#else
-  GTEST_LOG_(INFO) << "This test does nothing.\n";
-#endif
+  ASSERT_EQ(ENOENT, pthread_setname_np(dead_thread, "short 3"));
 }
 
 TEST(pthread, pthread_kill__0) {
diff --git a/tests/sys_socket_test.cpp b/tests/sys_socket_test.cpp
index 38ef68a..eb8c33e 100644
--- a/tests/sys_socket_test.cpp
+++ b/tests/sys_socket_test.cpp
@@ -22,18 +22,6 @@
 #include <sys/un.h>
 #include <fcntl.h>
 
-#if defined(__BIONIC__)
-  #define RECVMMSG_SUPPORTED 1
-  #define SENDMMSG_SUPPORTED 1
-#elif defined(__GLIBC_PREREQ)
-  #if __GLIBC_PREREQ(2, 12)
-    #define RECVMMSG_SUPPORTED 1
-  #endif
-  #if __GLIBC_PREREQ(2, 14)
-    #define SENDMMSG_SUPPORTED 1
-  #endif
-#endif
-
 #define SOCK_PATH "test"
 
 static void* ConnectFn(void* data) {
@@ -120,7 +108,6 @@
   RunTest(TestAccept4, NULL);
 }
 
-#if defined(RECVMMSG_SUPPORTED)
 const char* g_RecvMsgs[] = {
   "RECVMMSG_ONE",
   "RECVMMSG_TWO",
@@ -171,26 +158,16 @@
 
   close(fd_acc);
 }
-#endif
 
 TEST(sys_socket, recvmmsg_smoke) {
-#if defined(RECVMMSG_SUPPORTED)
   RunTest(TestRecvMMsg, SendMultiple);
-#else
-  GTEST_LOG_(INFO) << "This test does nothing.\n";
-#endif
 }
 
 TEST(sys_socket, recvmmsg_error) {
-#if defined(RECVMMSG_SUPPORTED)
   ASSERT_EQ(-1, recvmmsg(-1, NULL, 0, 0, NULL));
   ASSERT_EQ(EBADF, errno);
-#else
-  GTEST_LOG_(INFO) << "This test does nothing.\n";
-#endif
 }
 
-#if defined(SENDMMSG_SUPPORTED)
 const char* g_SendMsgs[] = {
   "MSG_ONE",
   "MSG_TWO",
@@ -239,21 +216,12 @@
 
   close(fd_acc);
 }
-#endif
 
 TEST(sys_socket, sendmmsg_smoke) {
-#if defined(SENDMMSG_SUPPORTED)
   RunTest(TestSendMMsg, SendMMsg);
-#else
-  GTEST_LOG_(INFO) << "This test does nothing.\n";
-#endif
 }
 
 TEST(sys_socket, sendmmsg_error) {
-#if defined(SENDMMSG_SUPPORTED)
   ASSERT_EQ(-1, sendmmsg(-1, NULL, 0, 0));
   ASSERT_EQ(EBADF, errno);
-#else
-  GTEST_LOG_(INFO) << "This test does nothing.\n";
-#endif
 }