Fix pgproc names over 15 chars in output.  Add strNcpy() function.  remove some (void) casts that are unnecessary.

  First, this is because of dlopen() and dlsym() having a char *
in the system prototype.

Submitted by: "Martin J. Laubach" <mjl@wwx.vip.at>

that the "fix" is wrong...

already included in the system libraries.

Used if !defined(__FreeBSD__) to single FreeBSD out from the other BSD44
derived OSs