https://sources.debian.org/patches/sitecopy/1:0.16.6-9/32_neon-0.31.patch/
https://bugs.gentoo.org/779847
--- a/src/ftp.c
+++ b/src/ftp.c
@@ -634,7 +634,7 @@ static int dtp_open_active(ftp_session *
     char *a, *p;
     int ret;
     int listener;
-    ksize_t alen;
+    size_t alen;
     struct sockaddr_in addr;
 
     ret = ftp_open(sess);