Fix nullability warnings by initializing fields in constructors

X86Disassembler/PE/ExportDirectory.cs

@@ -17,6 +17,15 @@ namespace X86Disassembler.PE
         public uint AddressOfFunctions;    // RVA of the export address table
         public uint AddressOfNames;        // RVA of the export names table
         public uint AddressOfNameOrdinals; // RVA of the ordinal table
+        
+        /// <summary>
+        /// Initializes a new instance of the ExportDirectory class
+        /// </summary>
+        public ExportDirectory()
+        {
+            // Initialize string field to avoid nullability warning
+            DllName = string.Empty;
+        }
     }
     
     /// <summary>
@@ -29,5 +38,15 @@ namespace X86Disassembler.PE
         public uint Address;          // Function RVA
         public bool IsForwarder;      // True if this is a forwarder
         public string ForwarderName;  // Name of the forwarded function
+        
+        /// <summary>
+        /// Initializes a new instance of the ExportedFunction class
+        /// </summary>
+        public ExportedFunction()
+        {
+            // Initialize string fields to avoid nullability warnings
+            Name = string.Empty;
+            ForwarderName = string.Empty;
+        }
     }
 }