msvcrt: Implement llrint using rint function.

configure

@@ -19636,7 +19636,6 @@ for ac_func in \
 	fmaf \
 	lgamma \
 	lgammaf \
-	llrint \
 	llrintf \
 	log1p \
 	log1pf \

configure.ac

@@ -2676,7 +2676,6 @@ AC_CHECK_FUNCS(\
 	fmaf \
 	lgamma \
 	lgammaf \
-	llrint \
 	llrintf \
 	log1p \
 	log1pf \

dlls/msvcrt/math.c

@@ -4372,7 +4372,15 @@ __msvcrt_long CDECL lrintf(float x)
  */
 __int64 CDECL llrint(double x)
 {
-    return unix_funcs->llrint( x );
+    double d;
+
+    d = rint(x);
+    if ((d < 0 && d != (double)(__int64)d)
+            || (d >= 0 && d != (double)(unsigned __int64)d)) {
+        *_errno() = EDOM;
+        return 0;
+    }
+    return d;
 }
 
 /*********************************************************************

dlls/msvcrt/unixlib.c

@@ -436,18 +436,6 @@ static float CDECL unix_lgammaf(float x)
 }
 
 /*********************************************************************
- *      llrint
- */
-static __int64 CDECL unix_llrint(double x)
-{
-#ifdef HAVE_LLRINT
-    return llrint(x);
-#else
-    return x >= 0 ? floor(x + 0.5) : ceil(x - 0.5);
-#endif
-}
-
-/*********************************************************************
  *      llrintf
  */
 static __int64 CDECL unix_llrintf(float x)
@@ -858,7 +846,6 @@ static const struct unix_funcs funcs =
     unix_ldexp,
     unix_lgamma,
     unix_lgammaf,
-    unix_llrint,
     unix_llrintf,
     unix_log,
     unix_logf,

dlls/msvcrt/unixlib.h

@@ -60,7 +60,6 @@ struct unix_funcs
     double          (CDECL *ldexp)(double x, int exp);
     double          (CDECL *lgamma)(double x);
     float           (CDECL *lgammaf)(float x);
-    __int64         (CDECL *llrint)(double x);
     __int64         (CDECL *llrintf)(float x);
     double          (CDECL *log)(double x);
     float           (CDECL *logf)(float x);

include/config.h.in

@@ -453,9 +453,6 @@
 /* Define to 1 if you have the <linux/videodev2.h> header file. */
 #undef HAVE_LINUX_VIDEODEV2_H
 
-/* Define to 1 if you have the `llrint' function. */
-#undef HAVE_LLRINT
-
 /* Define to 1 if you have the `llrintf' function. */
 #undef HAVE_LLRINTF