You can use "make install DESTDIR=HOME$/[packagename]" instead of "--prefix=HOME$/[packagename]"
That's fine if you're only building the packages for yourself.
If you want to share the packages, use something like
Slackware
Code:
CFLAGS="-O2 -march=i486 -mtune=i686" CXXFLAGS="$CFLAGS" ./configure --prefix=/usr --sysconfdir=/etc --localstatedir=/var --build=i486-slackware-linux
Slackware64
Code:
CFLAGS="-O2 -fPIC" CXXFLAGS="$CFLAGS" ./configure --prefix=/usr --sysconfdir=/etc --localstatedir=/var --libdir=/usr/lib64 --build=x86_64-slackware-linux