diff --git a/libc/include/sys/socket.h b/libc/include/sys/socket.h
index 03dc849..8e05cf1 100644
--- a/libc/include/sys/socket.h
+++ b/libc/include/sys/socket.h
@@ -114,7 +114,7 @@
    ? (struct cmsghdr*) (msg)->msg_control : (struct cmsghdr*) NULL)
 #define CMSG_OK(mhdr, cmsg) ((cmsg)->cmsg_len >= sizeof(struct cmsghdr) &&   (cmsg)->cmsg_len <= (unsigned long)   ((mhdr)->msg_controllen -   ((char*)(cmsg) - (char*)(mhdr)->msg_control)))
 
-#if __ANDROID_API__ >= 21
+#if __ANDROID_API__ >= __ANDROID_API_L__
 struct cmsghdr* __cmsg_nxthdr(struct msghdr*, struct cmsghdr*) __INTRODUCED_IN(21);
 #else
 /* TODO(danalbert): Move this into libandroid_support. */
@@ -129,7 +129,7 @@
   }
   return ptr;
 }
-#endif /* __ANDROID_API__ >= 21 */
+#endif /* __ANDROID_API__ >= __ANDROID_API_L__ */
 
 #define SCM_RIGHTS 0x01
 #define SCM_CREDENTIALS 0x02
@@ -315,7 +315,7 @@
 
 #if defined(__BIONIC_FORTIFY)
 
-#if __ANDROID_API__ >= 24
+#if __ANDROID_API__ >= __ANDROID_API_N__
 __BIONIC_FORTIFY_INLINE
 ssize_t recvfrom(int fd, void* buf, size_t len, int flags, struct sockaddr* src_addr, socklen_t* addr_len) {
   size_t bos = __bos0(buf);
@@ -336,7 +336,7 @@
 
   return __recvfrom_chk(fd, buf, len, bos, flags, src_addr, addr_len);
 }
-#endif /* __ANDROID_API__ >= 24 */
+#endif /* __ANDROID_API__ >= __ANDROID_API_N__ */
 
 __BIONIC_FORTIFY_INLINE
 ssize_t recv(int socket, void* buf, size_t len, int flags) {