checkType 870 lib/pdf/xpdf/Function.cc GBool checkType(PSObjectType t1, PSObjectType t2);
checkType 922 lib/pdf/xpdf/Function.cc if (checkUnderflow() && checkType(psBool, psBool)) {
checkType 929 lib/pdf/xpdf/Function.cc if (checkUnderflow() && checkType(psInt, psInt)) {
checkType 938 lib/pdf/xpdf/Function.cc if (checkUnderflow() && checkType(psInt, psReal)) {