as -o dka.o dka.s
ld -o dka dka.o -lSystem
./dka
gcc -O3 -o float float.c fl.s
as -o b.o b.s
ld -o b b.o
$ man syscall
$ man 2 write
vim /usr/include/x86_64-linux-gnu/asm/unistd_64.h
gcc info.C -lstdc++
as -o dka.o dka.s
ld -o dka dka.o -lSystem
./dka
gcc -O3 -o float float.c fl.s
as -o b.o b.s
ld -o b b.o
$ man syscall
$ man 2 write
vim /usr/include/x86_64-linux-gnu/asm/unistd_64.h
gcc info.C -lstdc++