objs/addon/src/ngx_stream_ssl_ja3_preread_module.o
objs/ngx_modules.o
-ldl -lpthread -lcrypt -lpcre ../openssl-1.1.1h/.openssl/lib/libssl.a ../openssl-1.1.1h/.openssl/lib/libcrypto.a -ldl -lpthread -lz
-Wl,-E
objs/addon/src/ngx_ssl_ja3.o: In function ngx_ssl_ja3_fp': /root/nginx_workspace/patch/ja3/ngx_ssl_ja3/src/ngx_ssl_ja3.c:226: multiple definition of ngx_ssl_ja3_fp'
objs/addon/src/ngx_ssl_ja3.o:/root/nginx_workspace/patch/ja3/ngx_ssl_ja3/src/ngx_ssl_ja3.c:226: first defined here
objs/addon/src/ngx_ssl_ja3.o: In function ngx_ssl_ja3': /root/nginx_workspace/patch/ja3/ngx_ssl_ja3/src/ngx_ssl_ja3.c:337: multiple definition of ngx_ssl_ja3'
objs/addon/src/ngx_ssl_ja3.o:/root/nginx_workspace/patch/ja3/ngx_ssl_ja3/src/ngx_ssl_ja3.c:337: first defined here
collect2: error: ld returned 1 exit status
make[1]: *** [objs/nginx] Error 1
make[1]: Leaving directory `/root/nginx_workspace/nginx-1.18.0'
make: *** [build] Error 2

hot to fix it ? plz tell me , thanks !!!