$make install
Making install in src
make[1]: Entering directory `/home/clad/zzx/software/libgd-2.1.1/src'
make[2]: Entering directory `/home/clad/zzx/software/libgd-2.1.1/src'
 /usr/bin/mkdir -p '/usr/local/lib'
/usr/bin/mkdir: cannot create directory ‘/usr/local/lib’: File exists
make[2]: *** [install-libLTLIBRARIES] Error 1
make[2]: Leaving directory `/home/clad/zzx/software/libgd-2.1.1/src'
make[1]: *** [install-am] Error 2
make[1]: Leaving directory `/home/clad/zzx/software/libgd-2.1.1/src'
make: *** [install-recursive] Error 1