64bit time_t

error: invalid operands to binary expression ('std::__1::basic_istream<char>' and 'nullptr_t')

Index: src/libannotate/addSatellites.cpp
--- src/libannotate/addSatellites.cpp.orig
+++ src/libannotate/addSatellites.cpp
@@ -392,7 +392,7 @@ readSatelliteFile(const char *line, Planet *planet, 
         if (outputFile.is_open()) 
         {
             char line[128];
-            snprintf(line, 128, "%12.3f%12.3f%12.3f%12ld%30s",
+            snprintf(line, 128, "%12.3f%12.3f%12.3f%12lld%30s",
                      lat/deg_to_rad, lon/deg_to_rad, 6378.14 * (rad - 1),
                      t, asctime(gmtime((time_t *) &t)));
             outputFile << line;
@@ -488,10 +488,10 @@ loadSatelliteVector(PlanetProperties *planetProperties
         {
             ifstream inFile(tleFile.c_str());
             char lines[3][80];
-            while (inFile.getline(lines[0], 80) != NULL)
+            while (inFile.getline(lines[0], 80))
             {
-                if ((inFile.getline(lines[1], 80) == NULL) 
-                    || (inFile.getline(lines[2], 80) == NULL))
+                if ((!inFile.getline(lines[1], 80))
+                    || (!inFile.getline(lines[2], 80)))
                 {
                     ostringstream errStr;
                     errStr << "Malformed TLE file (" << tleFile << ")?\n";
@@ -542,7 +542,7 @@ addSatellites(PlanetProperties *planetProperties, Plan
         {
             ifstream inFile(satFile.c_str());
             char *line = new char[MAX_LINE_LENGTH];
-            while (inFile.getline (line, MAX_LINE_LENGTH, '\n') != NULL)
+            while (inFile.getline (line, MAX_LINE_LENGTH, '\n'))
                 readSatelliteFile(line, planet, view, projection,
                                   planetProperties, annotationMap);