RtlFirstEntrySList function (winnt.h)
Retrieves the first entry in a singly linked list. Access to the list is synchronized on a multiprocessor system.
Syntax
NTSYSAPI PSLIST_ENTRY RtlFirstEntrySList(
[in] const SLIST_HEADER *ListHead
);
Parameters
[in] ListHead
A pointer to an SLIST_HEADER structure that represents the head of a singly linked list. This structure is for system use only.
The list must be previously initialized with the InitializeSListHead function.
Return value
The return value is a pointer to the first entry in the list. If the list is empty, the return value is NULL.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows XP [desktop apps only] |
| Minimum supported server | Windows Server 2003 [desktop apps only] |
| Target Platform | Windows |
| Header | winnt.h (include Windows.h) |
| Library | ntdll.lib |
| DLL | ntdll.dll |