A library that is LD_PRELOAD'ed, and that hijacks calls to several system
calls in order to trace across these calls. It _has_ to be LD_PRELOAD'ed
in order to hijack calls. In contrast, libust may be linked at build time.
A library that is LD_PRELOAD'ed, and that hijacks calls to several system
calls in order to trace across these calls. It _has_ to be LD_PRELOAD'ed
in order to hijack calls. In contrast, libust may be linked at build time.