what is the difference between the two command?

[horseriver <horserivers@xxxxxxxxx>]

hi:

   Here are two command for producting one .so file :

   1. gcc  -nostdlib -Wl,-T,vsyscall.lds vsyscall-int80.o -o vsyscall-int80.so
   
   2. ld  -T vsyscall.lds vsyscall-int80.o -o vsyscall-int80.so
   
Thanks!