diff --git a/dlls/msvcr100/msvcr100.spec b/dlls/msvcr100/msvcr100.spec
index 4192ff64aba..2f76515b103 100644
--- a/dlls/msvcr100/msvcr100.spec
+++ b/dlls/msvcr100/msvcr100.spec
@@ -1066,7 +1066,7 @@
 @ stub _scwprintf_p_l
 @ cdecl _searchenv(str str ptr) msvcrt._searchenv
 @ cdecl _searchenv_s(str str ptr long) msvcrt._searchenv_s
-@ stub _seh_longjmp_unwind4
+@ stdcall -i386 _seh_longjmp_unwind4(ptr) msvcrt._seh_longjmp_unwind4
 @ stdcall -i386 _seh_longjmp_unwind(ptr) msvcrt._seh_longjmp_unwind
 @ cdecl _set_SSE2_enable(long) msvcrt._set_SSE2_enable
 @ cdecl _set_abort_behavior(long long) msvcrt._set_abort_behavior
diff --git a/dlls/msvcr80/msvcr80.spec b/dlls/msvcr80/msvcr80.spec
index 215873445b3..86d93c868b6 100644
--- a/dlls/msvcr80/msvcr80.spec
+++ b/dlls/msvcr80/msvcr80.spec
@@ -918,7 +918,7 @@
 @ stub _scwprintf_p_l
 @ cdecl _searchenv(str str ptr) msvcrt._searchenv
 @ cdecl _searchenv_s(str str ptr long) msvcrt._searchenv_s
-@ stub _seh_longjmp_unwind4
+@ stdcall -i386 _seh_longjmp_unwind4(ptr) msvcrt._seh_longjmp_unwind4
 @ stdcall -i386 _seh_longjmp_unwind(ptr) msvcrt._seh_longjmp_unwind
 @ cdecl _set_SSE2_enable(long) msvcrt._set_SSE2_enable
 @ cdecl _set_abort_behavior(long long) msvcrt._set_abort_behavior
diff --git a/dlls/msvcr90/msvcr90.spec b/dlls/msvcr90/msvcr90.spec
index 1bb525d9e6d..9749a638a76 100644
--- a/dlls/msvcr90/msvcr90.spec
+++ b/dlls/msvcr90/msvcr90.spec
@@ -904,7 +904,7 @@
 @ stub _scwprintf_p_l
 @ cdecl _searchenv(str str ptr) msvcrt._searchenv
 @ cdecl _searchenv_s(str str ptr long) msvcrt._searchenv_s
-@ stub _seh_longjmp_unwind4
+@ stdcall -i386 _seh_longjmp_unwind4(ptr) msvcrt._seh_longjmp_unwind4
 @ stdcall -i386 _seh_longjmp_unwind(ptr) msvcrt._seh_longjmp_unwind
 @ cdecl _set_SSE2_enable(long) msvcrt._set_SSE2_enable
 @ cdecl _set_abort_behavior(long long) msvcrt._set_abort_behavior
diff --git a/dlls/msvcrt/except.c b/dlls/msvcrt/except.c
index 422e3fa57b6..eb209036417 100644
--- a/dlls/msvcrt/except.c
+++ b/dlls/msvcrt/except.c
@@ -519,6 +519,15 @@ void __stdcall _seh_longjmp_unwind(struct MSVCRT___JUMP_BUFFER *jmp)
     msvcrt_local_unwind2( (MSVCRT_EXCEPTION_FRAME *)jmp->Registration, jmp->TryLevel, (void *)jmp->Ebp );
 }
 
+/*********************************************************************
+ *		_seh_longjmp_unwind4 (MSVCRT.@)
+ */
+void __stdcall _seh_longjmp_unwind4(struct MSVCRT___JUMP_BUFFER *jmp)
+{
+    msvcrt_local_unwind4( (void *)jmp->Cookie, (MSVCRT_EXCEPTION_FRAME *)jmp->Registration,
+                          jmp->TryLevel, (void *)jmp->Ebp );
+}
+
 #elif defined(__x86_64__)
 
 /*******************************************************************
diff --git a/dlls/msvcrt/msvcrt.spec b/dlls/msvcrt/msvcrt.spec
index 5d065fb458c..3534c1ec3d6 100644
--- a/dlls/msvcrt/msvcrt.spec
+++ b/dlls/msvcrt/msvcrt.spec
@@ -859,7 +859,7 @@
 # stub _scwprintf_p_l(wstr ptr)
 @ cdecl _searchenv(str str ptr)
 @ cdecl _searchenv_s(str str ptr long)
-# stub _seh_longjmp_unwind4
+@ stdcall -i386 _seh_longjmp_unwind4(ptr)
 @ stdcall -i386 _seh_longjmp_unwind(ptr)
 @ cdecl _set_SSE2_enable(long) MSVCRT__set_SSE2_enable
 @ cdecl _set_controlfp(long long)
diff --git a/dlls/msvcrtd/msvcrtd.spec b/dlls/msvcrtd/msvcrtd.spec
index e4372e96be8..08119a737e7 100644
--- a/dlls/msvcrtd/msvcrtd.spec
+++ b/dlls/msvcrtd/msvcrtd.spec
@@ -485,6 +485,7 @@
 @ cdecl -arch=i386 _safe_fprem1() msvcrt._safe_fprem1
 @ cdecl _scalb(double long) msvcrt._scalb
 @ cdecl _searchenv(str str ptr) msvcrt._searchenv
+@ stdcall -i386 _seh_longjmp_unwind4(ptr) msvcrt._seh_longjmp_unwind4
 @ stdcall -i386 _seh_longjmp_unwind(ptr) msvcrt._seh_longjmp_unwind
 @ cdecl _set_error_mode(long) msvcrt._set_error_mode
 @ cdecl _set_sbh_threshold(long) msvcrt._set_sbh_threshold