diff --git a/dlls/advapi32/security.c b/dlls/advapi32/security.c
index 2e8a1244f1d..f95acf77b34 100644
--- a/dlls/advapi32/security.c
+++ b/dlls/advapi32/security.c
@@ -3948,7 +3948,7 @@ static BOOL DumpSacl(PSECURITY_DESCRIPTOR SecurityDescriptor, WCHAR **pwptr, ULO
 /******************************************************************************
  * ConvertSecurityDescriptorToStringSecurityDescriptorA [ADVAPI32.@]
  */
-BOOL WINAPI ConvertSecurityDescriptorToStringSecurityDescriptorW(PSECURITY_DESCRIPTOR SecurityDescriptor, DWORD SDRevision, SECURITY_INFORMATION RequestedInformation, LPWSTR *OutputString, ULONG *OutputLen)
+BOOL WINAPI ConvertSecurityDescriptorToStringSecurityDescriptorW(PSECURITY_DESCRIPTOR SecurityDescriptor, DWORD SDRevision, SECURITY_INFORMATION RequestedInformation, LPWSTR *OutputString, PULONG OutputLen)
 {
     ULONG len;
     WCHAR *wptr, *wstr;
@@ -3999,7 +3999,7 @@ BOOL WINAPI ConvertSecurityDescriptorToStringSecurityDescriptorW(PSECURITY_DESCR
 /******************************************************************************
  * ConvertSecurityDescriptorToStringSecurityDescriptorA [ADVAPI32.@]
  */
-BOOL WINAPI ConvertSecurityDescriptorToStringSecurityDescriptorA(PSECURITY_DESCRIPTOR SecurityDescriptor, DWORD SDRevision, SECURITY_INFORMATION Information, LPSTR *OutputString, ULONG *OutputLen)
+BOOL WINAPI ConvertSecurityDescriptorToStringSecurityDescriptorA(PSECURITY_DESCRIPTOR SecurityDescriptor, DWORD SDRevision, SECURITY_INFORMATION Information, LPSTR *OutputString, PULONG OutputLen)
 {
     LPWSTR wstr;
     ULONG len;
diff --git a/dlls/shell32/shellord.c b/dlls/shell32/shellord.c
index e3b77cfcf78..57d6b821065 100644
--- a/dlls/shell32/shellord.c
+++ b/dlls/shell32/shellord.c
@@ -1594,7 +1594,7 @@ HPSXA WINAPI SHCreatePropSheetExtArray(HKEY hKey, LPCWSTR pszSubKey, UINT max_if
 /*************************************************************************
  *      SHCreatePropSheetExtArrayEx	[SHELL32.194]
  */
-HPSXA WINAPI SHCreatePropSheetExtArrayEx(HKEY hKey, LPCWSTR pszSubKey, UINT max_iface, IDataObject *pDataObj)
+HPSXA WINAPI SHCreatePropSheetExtArrayEx(HKEY hKey, LPCWSTR pszSubKey, UINT max_iface, LPDATAOBJECT pDataObj)
 {
     static const WCHAR szPropSheetSubKey[] = {'s','h','e','l','l','e','x','\\','P','r','o','p','e','r','t','y','S','h','e','e','t','H','a','n','d','l','e','r','s',0};
     WCHAR szHandler[64];
diff --git a/tools/winapi/win32.api b/tools/winapi/win32.api
index a591d7cfc1e..6864f2eeb58 100644
--- a/tools/winapi/win32.api
+++ b/tools/winapi/win32.api
@@ -1348,6 +1348,12 @@ REFIID
 %long
 
 BOOL
+DWORD
+EFaultRepRetVal
+
+%ptr
+
+LPEXCEPTION_POINTERS
 
 %str
 
@@ -1739,6 +1745,7 @@ void
 DWORD
 HRESULT
 HWND
+ULONG
 
 %ptr
 
@@ -2201,9 +2208,15 @@ WCHAR *
 
 %%localspl.dll
 
+%long
+
+BOOL
+DWORD
+
 %ptr
 
 LPMONITOREX
+LPPRINTPROVIDOR
 
 %wstr
 
@@ -3975,8 +3988,10 @@ void
 
 BOOLEAN
 DWORD
+HANDLE
 LONG
 PDH_HCOUNTER
+PDH_HLOG
 PDH_HQUERY
 PDH_STATUS
 
@@ -4921,6 +4936,7 @@ HANDLE
 
 LPBYTE
 LPVOID
+LPVOID *
 
 %wstr
 
@@ -5889,6 +5905,10 @@ void **
 
 BOOL
 
+%ptr
+
+WINHTTP_CURRENT_USER_IE_PROXY_CONFIG *
+
 %%wininet.dll
 
 %double
@@ -6448,6 +6468,7 @@ LPWSTR
 BOOL
 DWORD
 HANDLE
+HWND
 WTS_INFO_CLASS
 
 %ptr