errcode           162 libltdl/loaders/dyld.c #define DYLD__SETERROR(errcode)	    DYLD__SETMYERROR (LT__STRERROR (errcode))
errcode           104 libltdl/loaders/loadlibrary.c #define LOADLIB_SETERROR(errcode) LOADLIB__SETERROR (LT__STRERROR (errcode))