Index: vsftpd-3.0.4/vsf_findlibs.sh
===================================================================
--- vsftpd-3.0.4.orig/vsf_findlibs.sh	2021-06-15 07:58:45.004475824 +0000
+++ vsftpd-3.0.4/vsf_findlibs.sh	2021-06-15 07:59:59.039320940 +0000
@@ -69,7 +69,7 @@ locate_library /usr/shlib/librt.so && ec
 locate_library /usr/lib/libsendfile.so && echo "-lsendfile";
 
 # OpenSSL
-if find_func SSL_library_init ssl.o; then
+if find_func SSL_CTX_new ssl.o; then
   echo "-lssl -lcrypto";
 elif find_func SSL_new ssl.o; then
   echo "-lssl -lcrypto";