diff --git a/llvm/tools/llvm-objdump/COFFDump.cpp b/llvm/tools/llvm-objdump/COFFDump.cpp
--- a/llvm/tools/llvm-objdump/COFFDump.cpp
+++ b/llvm/tools/llvm-objdump/COFFDump.cpp
@@ -45,7 +45,7 @@
   }
 
   template <class PEHeader> void printPEHeader(const PEHeader &Hdr) const;
-  void printPrivateHeaders(bool MachOOnlyFirst) override;
+  void printPrivateHeaders() override;
 
 private:
   template <typename T> FormattedNumber formatAddr(T V) const {
@@ -771,7 +771,7 @@
   }
 }
 
-void COFFDumper::printPrivateHeaders(bool MachOOnlyFirst) {
+void COFFDumper::printPrivateHeaders() {
   COFFDumper CD(Obj);
   const uint16_t Cha = Obj.getCharacteristics();
   outs() << "Characteristics 0x" << Twine::utohexstr(Cha) << '\n';
diff --git a/llvm/tools/llvm-objdump/ELFDump.cpp b/llvm/tools/llvm-objdump/ELFDump.cpp
--- a/llvm/tools/llvm-objdump/ELFDump.cpp
+++ b/llvm/tools/llvm-objdump/ELFDump.cpp
@@ -28,7 +28,7 @@
 template <typename ELFT> class ELFDumper : public Dumper {
 public:
   ELFDumper(const ELFObjectFile<ELFT> &O) : Dumper(O), Obj(O) {}
-  void printPrivateHeaders(bool MachOOnlyFirst) override;
+  void printPrivateHeaders() override;
   void printDynamicRelocations() override;
 
 private:
@@ -426,7 +426,7 @@
   }
 }
 
-template <class ELFT> void ELFDumper<ELFT>::printPrivateHeaders(bool) {
+template <class ELFT> void ELFDumper<ELFT>::printPrivateHeaders() {
   printProgramHeaders();
   printDynamicSection();
   printSymbolVersion();
diff --git a/llvm/tools/llvm-objdump/MachODump.cpp b/llvm/tools/llvm-objdump/MachODump.cpp
--- a/llvm/tools/llvm-objdump/MachODump.cpp
+++ b/llvm/tools/llvm-objdump/MachODump.cpp
@@ -197,7 +197,7 @@
 
 public:
   MachODumper(const object::MachOObjectFile &O) : Dumper(O), Obj(O) {}
-  void printPrivateHeaders(bool OnlyFirst) override;
+  void printPrivateHeaders() override;
 };
 } // namespace
 
@@ -10554,9 +10554,9 @@
   PrintMachHeader(file, Verbose);
 }
 
-void MachODumper::printPrivateHeaders(bool OnlyFirst) {
+void MachODumper::printPrivateHeaders() {
   printMachOFileHeader(&Obj);
-  if (!OnlyFirst)
+  if (!FirstPrivateHeader)
     printMachOLoadCommands(&Obj);
 }
 
diff --git a/llvm/tools/llvm-objdump/WasmDump.cpp b/llvm/tools/llvm-objdump/WasmDump.cpp
--- a/llvm/tools/llvm-objdump/WasmDump.cpp
+++ b/llvm/tools/llvm-objdump/WasmDump.cpp
@@ -25,7 +25,7 @@
 
 public:
   WasmDumper(const WasmObjectFile &O) : Dumper(O), Obj(O) {}
-  void printPrivateHeaders(bool MachOOnlyFirst) override;
+  void printPrivateHeaders() override;
 };
 } // namespace
 
@@ -34,7 +34,7 @@
   return std::make_unique<WasmDumper>(Obj);
 }
 
-void WasmDumper::printPrivateHeaders(bool) {
+void WasmDumper::printPrivateHeaders() {
   outs() << "Program Header:\n";
   outs() << "Version: 0x";
   outs().write_hex(Obj.getHeader().Version);
diff --git a/llvm/tools/llvm-objdump/XCOFFDump.cpp b/llvm/tools/llvm-objdump/XCOFFDump.cpp
--- a/llvm/tools/llvm-objdump/XCOFFDump.cpp
+++ b/llvm/tools/llvm-objdump/XCOFFDump.cpp
@@ -32,7 +32,7 @@
 class XCOFFDumper : public objdump::Dumper {
 public:
   XCOFFDumper(const object::XCOFFObjectFile &O) : Dumper(O) {}
-  void printPrivateHeaders(bool MachOOnlyFirst) override;
+  void printPrivateHeaders() override {}
 };
 } // namespace
 
@@ -41,8 +41,6 @@
   return std::make_unique<XCOFFDumper>(Obj);
 }
 
-void XCOFFDumper::printPrivateHeaders(bool) {}
-
 Error objdump::getXCOFFRelocationValueString(const XCOFFObjectFile &Obj,
                                              const RelocationRef &Rel,
                                              SmallVectorImpl<char> &Result) {
diff --git a/llvm/tools/llvm-objdump/llvm-objdump.h b/llvm/tools/llvm-objdump/llvm-objdump.h
--- a/llvm/tools/llvm-objdump/llvm-objdump.h
+++ b/llvm/tools/llvm-objdump/llvm-objdump.h
@@ -83,7 +83,7 @@
   void reportUniqueWarning(Error Err);
   void reportUniqueWarning(const Twine &Msg);
 
-  virtual void printPrivateHeaders(bool MachOOnlyFirst);
+  virtual void printPrivateHeaders();
   virtual void printDynamicRelocations() {}
   void printSymbolTable(StringRef ArchiveName,
                         StringRef ArchitectureName = StringRef(),
diff --git a/llvm/tools/llvm-objdump/llvm-objdump.cpp b/llvm/tools/llvm-objdump/llvm-objdump.cpp
--- a/llvm/tools/llvm-objdump/llvm-objdump.cpp
+++ b/llvm/tools/llvm-objdump/llvm-objdump.cpp
@@ -2720,7 +2720,7 @@
   outs() << FMP;
 }
 
-void Dumper::printPrivateHeaders(bool) {
+void Dumper::printPrivateHeaders() {
   reportError(O.getFileName(), "Invalid/Unsupported object file format");
 }
 
@@ -2855,7 +2855,7 @@
   if (FileHeaders)
     printFileHeaders(O);
   if (PrivateHeaders || FirstPrivateHeader)
-    D.printPrivateHeaders(FirstPrivateHeader);
+    D.printPrivateHeaders();
   if (SectionHeaders)
     printSectionHeaders(*O);
   if (SymbolTable)