How can I solve this ? error: unable to find library -lmysqlclient

I want to compile for my program and I am stuck here , I am usig freebsd 12.1 and gcc++6.4 + gnu gmake -j20 comand

Curent path

# mysql
INCDIR += -I../../../extern/mysql
LIBDIR += -L/usr/local/lib/mysq
LIBS   += -lmysqlclient -lz -pthread -lm -lssl -lcrypto
### END

Error in putty

root@vps:/usr/src/Sursa/Server/source/game/src # gmake -j20
linking ../game
ld: error: unable to find library -lmysqlclient
c++: error: linker command failed with exit code 1 (use -v to see invocation)
gmake: *** [Makefile:228: ../game] Error 1
root@vps:/usr/src/Sursa/Server/source/game/src #
root@vps:/usr/src/Sursa/Server/source/game/src #