--- gdcm-2.8.4/Applications/Cxx/gdcminfo.cxx
+++ gdcm-2.8.4/Applications/Cxx/gdcminfo.cxx
@@ -200,7 +200,7 @@ static std::string getInfoDate(Dict *inf
   if (infoDict->lookup((char*)key, &obj)->isString())
 #endif
     {
-    s = obj.getString()->getCString();
+    s = obj.getString()->c_str();
     if (s[0] == 'D' && s[1] == ':')
       {
       s += 2;
@@ -256,7 +256,7 @@ static std::string getInfoString(Dict *i
 {
   Object obj;
   const GooString *s1;
-  GBool isUnicode;
+  bool isUnicode;
   Unicode u;
   char buf[8];
   int i, n;
@@ -272,12 +272,12 @@ static std::string getInfoString(Dict *i
     if ((s1->getChar(0) & 0xff) == 0xfe &&
       (s1->getChar(1) & 0xff) == 0xff)
       {
-      isUnicode = gTrue;
+      isUnicode = true;
       i = 2;
       }
     else
       {
-      isUnicode = gFalse;
+      isUnicode = false;
       i = 0;
       }
     while (i < obj.getString()->getLength())
@@ -523,10 +523,10 @@ static int ProcessOneFile( std::string c
       int pages = doc->getNumPages();
       const char *encrypted = doc->isEncrypted() ? "yes" : "no";
       //  printf("yes (print:%s copy:%s change:%s addNotes:%s)\n",
-      //   doc->okToPrint(gTrue) ? "yes" : "no",
-      //   doc->okToCopy(gTrue) ? "yes" : "no",
-      //   doc->okToChange(gTrue) ? "yes" : "no",
-      //   doc->okToAddNotes(gTrue) ? "yes" : "no");
+      //   doc->okToPrint(true) ? "yes" : "no",
+      //   doc->okToCopy(true) ? "yes" : "no",
+      //   doc->okToChange(true) ? "yes" : "no",
+      //   doc->okToAddNotes(true) ? "yes" : "no");
 
       // print linearization info
       const char *optimized = doc->isLinearized() ? "yes" : "no";
--- gdcm-2.8.4/Applications/Cxx/gdcmpdf.cxx
+++ gdcm-2.8.4/Applications/Cxx/gdcmpdf.cxx
@@ -49,7 +49,7 @@ static std::string getInfoDate(Dict *inf
   if (infoDict->lookup((char*)key, &obj)->isString())
 #endif
     {
-    s = obj.getString()->getCString();
+    s = obj.getString()->c_str();
     if (s[0] == 'D' && s[1] == ':')
       {
       s += 2;
@@ -101,11 +101,11 @@ static std::string getInfoDate(Dict *inf
   return out;
 }
 
-static std::string getInfoString(Dict *infoDict, const char *key, UnicodeMap *uMap, GBool & unicode)
+static std::string getInfoString(Dict *infoDict, const char *key, UnicodeMap *uMap, bool & unicode)
 {
   Object obj;
   const GooString *s1;
-  GBool isUnicode = gFalse;
+  bool isUnicode = false;
   Unicode u;
   char buf[8];
   int i, n;
@@ -121,12 +121,12 @@ static std::string getInfoString(Dict *i
     if ((s1->getChar(0) & 0xff) == 0xfe &&
       (s1->getChar(1) & 0xff) == 0xff)
       {
-      isUnicode = gTrue;
+      isUnicode = true;
       i = 2;
       }
     else
       {
-      isUnicode = gFalse;
+      isUnicode = false;
       i = 0;
       }
     while (i < obj.getString()->getLength())
@@ -397,7 +397,7 @@ http://msdn.microsoft.com/en-us/library/
   std::string creationdate;
   std::string moddate;
 
-  GBool isUnicode = gFalse;
+  bool isUnicode = false;
   if (doc->isOk())
     {
 #ifdef LIBPOPPLER_NEW_OBJECT_API