$MIPS_GCC -c mqttpubsub.c -I./lib-nossl
$MIPS_GCC -c ttyServer.c
$MIPS_GCC -c serialdrv.c
$MIPS_GCC mqttpubsub.o ttyServer.o serialdrv.o -L${MIPS_LIB} -L./lib-nossl -L . -lpthread -lmosquitto -lcares -o ttyServer