diff --git a/goo/gfile.cc b/goo/gfile.cc
index 3528bb3..7450bfd 100644
--- a/goo/gfile.cc
+++ b/goo/gfile.cc
@@ -72,7 +72,7 @@ GooString *getCurrentDir() {
 #if defined(__EMX__)
   if (_getcwd2(buf, sizeof(buf)))
 #elif defined(_WIN32)
-  if (GetCurrentDirectory(sizeof(buf), buf))
+  if (GetCurrentDirectoryA(sizeof(buf), buf))
 #elif defined(ACORN)
   if (strcpy(buf, "@"))
 #elif defined(MACOS)
@@ -620,7 +620,7 @@ Goffset GooFile::size() const {
 }
 
 GooFile* GooFile::open(const GooString *fileName) {
-  HANDLE handle = CreateFile(fileName->getCString(),
+  HANDLE handle = CreateFileA(fileName->getCString(),
                               GENERIC_READ,
                               FILE_SHARE_READ | FILE_SHARE_WRITE,
                               NULL,
diff --git a/poppler/GlobalParams.cc b/poppler/GlobalParams.cc
index e543408..95ed21e 100644
--- a/poppler/GlobalParams.cc
+++ b/poppler/GlobalParams.cc
@@ -178,7 +178,7 @@ get_poppler_datadir (void)
   if (beenhere)
     return retval;
 
-  if (!GetModuleFileName (hmodule, (CHAR *) retval, sizeof(retval) - 20))
+  if (!GetModuleFileNameA (hmodule, (CHAR *) retval, sizeof(retval) - 20))
     return POPPLER_DATADIR;
 
   p = _mbsrchr ((unsigned char *) retval, '\\');
diff --git a/poppler/GlobalParamsWin.cc b/poppler/GlobalParamsWin.cc
index f9f40ef..58f1f77 100644
--- a/poppler/GlobalParamsWin.cc
+++ b/poppler/GlobalParamsWin.cc
@@ -193,7 +193,7 @@ static void GetWindowsFontDir(char *winFontDir, int cbWinFontDirLen)
     // WinNT4), so do a dynamic load of ANSI versions.
     winFontDir[0] = '\0';
 
-    HMODULE hLib = LoadLibrary("shell32.dll");
+    HMODULE hLib = LoadLibraryA("shell32.dll");
     if (hLib) {
         SHGetFolderPathFunc = (HRESULT (__stdcall *)(HWND, int, HANDLE, DWORD, LPTSTR))
                               GetProcAddress(hLib, "SHGetFolderPathA");
@@ -213,7 +213,7 @@ static void GetWindowsFontDir(char *winFontDir, int cbWinFontDirLen)
         return;
 
     // Try older DLL
-    hLib = LoadLibrary("SHFolder.dll");
+    hLib = LoadLibraryA("SHFolder.dll");
     if (hLib) {
         SHGetFolderPathFunc = (HRESULT (__stdcall *)(HWND, int, HANDLE, DWORD, LPTSTR))
                               GetProcAddress(hLib, "SHGetFolderPathA");
@@ -225,7 +225,7 @@ static void GetWindowsFontDir(char *winFontDir, int cbWinFontDirLen)
         return;
 
     // Everything else failed so the standard fonts directory.
-    GetWindowsDirectory(winFontDir, cbWinFontDirLen);                                                       
+    GetWindowsDirectoryA(winFontDir, cbWinFontDirLen);
     if (winFontDir[0]) {
         strncat(winFontDir, FONTS_SUBDIR, cbWinFontDirLen);
         winFontDir[cbWinFontDirLen-1] = 0;
@@ -259,14 +259,14 @@ void SysFontList::scanWindowsFonts(GooString *winFontDir) {
   } else {
     path = "SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Fonts\\";
   }
-  if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, path, 0,
+  if (RegOpenKeyExA(HKEY_LOCAL_MACHINE, path, 0,
 		   KEY_QUERY_VALUE | KEY_ENUMERATE_SUB_KEYS,
 		   &regKey) == ERROR_SUCCESS) {
     idx = 0;
     while (1) {
       valNameLen = sizeof(valName) - 1;
       dataLen = sizeof(data) - 1;
-      if (RegEnumValue(regKey, idx, valName, &valNameLen, NULL,
+      if (RegEnumValueA(regKey, idx, valName, &valNameLen, NULL,
 		       &type, (LPBYTE)data, &dataLen) != ERROR_SUCCESS) {
 	break;
       }