diff --git a/asyncutils.nim b/asyncutils.nim
index 4e1e6e3..51baf95 100644
--- a/asyncutils.nim
+++ b/asyncutils.nim
@@ -13,6 +13,7 @@ from posix import
   Tmsghdr,
   Tcmsghdr,
   SocketHandle,
+  SockLen,
   CMSG_SPACE,
   CMSG_FIRSTHDR,
   CMSG_NXTHDR,
@@ -67,8 +68,13 @@ proc asyncSendMsg*(fd: AsyncFD, data: string,
     # sendmsg needs an array of iovec structs as described in the writev(2) man
     # page. The message is passed as a msghdr struct which may contain ancillary
     # data, see sendmsg(2) man page.
-    var iovec = IOVec(iov_base: data.cstring,
-                      iov_len: data.len.csize_t)
+    # TODO: remove the when clause once issue https://github.com/nim-lang/Nim/issues/15197 is solved.
+    when (defined(linux) and not defined(android)) and defined(amd64):
+      var iovec = IOVec(iov_base: data.cstring,
+                        iov_len: data.len.csize_t)
+    else:
+      var iovec = IOVec(iov_base: data.cstring,
+                        iov_len: data.len)
     var msg = Tmsghdr(msg_iov: addr iovec,
                       msg_iovlen: 1)
     var cmsgBuf: string
@@ -77,10 +83,10 @@ proc asyncSendMsg*(fd: AsyncFD, data: string,
       let cmsgBufLen = cmsgs.map(space).foldl(a + b, 0.csize_t)
       cmsgBuf = newString(cmsgBufLen)
       msg.msg_control = cmsgBuf.cstring
-      msg.msg_controllen = cmsgBufLen
+      msg.msg_controllen = cmsgBufLen.SockLen
       var cmsgHeader = CMSG_FIRSTHDR(addr msg)
       for cmsg in cmsgs:
-        cmsgHeader.cmsg_len = CMSG_LEN(cmsg.data.len.csize_t)
+        cmsgHeader.cmsg_len = CMSG_LEN(cmsg.data.len.csize_t).SockLen
         cmsgHeader.cmsg_level = cmsg.level.int32
         cmsgHeader.cmsg_type = cmsg.msgType.int32
         copyMem(CMSG_DATA(cmsgHeader), cmsg.data.cstring, cmsg.data.len)
diff --git a/examples/app/asyncutils.nim b/examples/app/asyncutils.nim
index 202243d..1f3d3e8 100644
--- a/examples/app/asyncutils.nim
+++ b/examples/app/asyncutils.nim
@@ -12,6 +12,7 @@ from posix import
   Tmsghdr,
   Tcmsghdr,
   SocketHandle,
+  SockLen,
   CMSG_FIRSTHDR,
   CMSG_NXTHDR,
   CMSG_DATA,
@@ -42,14 +43,19 @@ proc asyncRecvMsg*(fd: AsyncFD, size: int = BufferSize,
     result = true
 
     var dataBuffer = newString(size)
-    var iovec = IOVec(iov_base: dataBuffer.cstring,
-                      iov_len: dataBuffer.len.csize_t)
+    # TODO: remove the when clause once issue https://github.com/nim-lang/Nim/issues/15197 is solved.
+    when (defined(linux) and not defined(android)) and defined(amd64):
+      var iovec = IOVec(iov_base: dataBuffer.cstring,
+                        iov_len: dataBuffer.len.csize_t)
+    else:
+      var iovec = IOVec(iov_base: dataBuffer.cstring,
+                        iov_len: dataBuffer.len)
     var cmsgBuffer = newString(cmsgSize)
     zeroMem(cmsgBuffer.cstring, cmsgBuffer.len)
     var msg = Tmsghdr(msg_iov: addr iovec,
                       msg_iovlen: 1,
                       msg_control: addr cmsgBuffer[0],
-                      msg_controllen: cmsgSize.csize_t)
+                      msg_controllen: cmsgSize.SockLen)
 
     let res = recvmsg(sock.SocketHandle, addr msg, 0)
     if res < 0: