libsvm: fix dylib ID basename

Fixes #29470.
nload: fix build with clang
ponysay: update homepage
kvazaar: use full path of executable

Closes #29479.

Signed-off-by: Misty De Meo <mistydemeo@gmail.com>
javarepl: improve test by running a short program

Closes #29478.

Signed-off-by: Misty De Meo <mistydemeo@gmail.com>
ucspi-tcp: use full path to executable, fix test failure

Closes #29477.

Signed-off-by: Misty De Meo <mistydemeo@gmail.com>