/usr/bin/ld: /usr/local/lib/libz.a(compress.o): relocation R_X86_64_32 against `a local symbol’ can not be used when

making a shared object; recompile with -fPIC
/usr/local/lib/libz.a: could not read symbols: Bad value
collect2: ld returned 1 exit status
make[2]: *** [libgd.la] 错误 1
make[2]: Leaving directory `/usr/local/src/gd-2.0.33′
make[1]: *** [all-recursive] 错误 1
make[1]: Leaving directory `/usr/local/src/gd-2.0.33′
make: *** [all] 错误 2

解决办法 : 重新安装 zlib

tar -zxvf zlib-1.2.3.tar.gz
cd zlib-1.2.3
./configure

vi Makefile
找到 CFLAGS=-O3 -DUSE_MMAP
在后面加入-fPIC，即变成CFLAGS=-O3 -DUSE_MMAP -fPIC
接下面步骤

make
make install

另外，如果是自己安装的libjpeg，可能需要：

ln -s /xxx/libjpeg.la /usr/lib64/libjpeg.la