MFH: r396457
Compile with -fPIC on PowerPC, otherwise resulting binaries are broken:
Can't load '/usr/local/bin/../libexec/p7zip/7z.dll' (/usr/local/bin/../libexec/p7zip/7z.so: Unsupported relocation type 10 in non-PLT relocations)
Approved by: ports-secteam (with hat)