GCC-relocation R_X86_64_PC32 against symbol `stdout@@GLIBC_2.2.5' can not be used when making a shared object; recompile with -fPIC

• 需要在所有CC编译项后面加-fPIC
• 【-shared和-fPIC的编译问题】https://blog.csdn.net/rufanchen_/article/details/7198697