make error on pdf

[NoAgendas]

make [@PDFlib-Lite-6.0.0p1]...(-j 4).... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Done

make[2]: *** [all] Error 2
make[1]: *** [all] Error 2

make [@PDFlib-Lite-6.0.0p1]...(install).... . Done

make[2]: *** [install] Error 2
make[1]: *** [install] Error 2

Got the above during apache compile in whm.

Anyone know the cause of the errors? I did have pdf selected obviously as one of the modules

using php 5.1.6 / mysql 5x