diff --git a/programs/fileio.c b/programs/fileio.c
index b2998ea1..b8d4ef02 100644
--- a/programs/fileio.c
+++ b/programs/fileio.c
@@ -191,7 +191,7 @@ static FILE* FIO_openSrcFile(const char* srcFileName)
         f = stdin;
         SET_BINARY_MODE(stdin);
     } else {
-        if (!UTIL_doesFileExists(srcFileName)) {
+        if (!UTIL_isRegFile(srcFileName)) {
             DISPLAYLEVEL(1, "zstd: %s is not a regular file -- ignored \n", srcFileName);
             return NULL;
         }
diff --git a/programs/util.h b/programs/util.h
index 7f710c68..364aa650 100644
--- a/programs/util.h
+++ b/programs/util.h
@@ -182,12 +182,29 @@ UTIL_STATIC int UTIL_getFileStat(const char* infilename, stat_t *statbuf)
     return 1;
 }
 
+
 UTIL_STATIC int UTIL_isRegFile(const char* infilename)
 {
     stat_t statbuf;
     return UTIL_getFileStat(infilename, &statbuf); /* Only need to know whether it is a regular file */
 }
 
+
+UTIL_STATIC U32 UTIL_isDirectory(const char* infilename)
+{
+    int r;
+    stat_t statbuf;
+#if defined(_MSC_VER)
+    r = _stat64(infilename, &statbuf);
+    if (!r && (statbuf.st_mode & _S_IFDIR)) return 1;
+#else
+    r = stat(infilename, &statbuf);
+    if (!r && S_ISDIR(statbuf.st_mode)) return 1;
+#endif
+    return 0;
+}
+
+
 UTIL_STATIC U64 UTIL_getFileSize(const char* infilename)
 {
     int r;
@@ -218,37 +235,6 @@ UTIL_STATIC U64 UTIL_getTotalFileSize(const char** fileNamesTable, unsigned nbFi
 }
 
 
-UTIL_STATIC int UTIL_doesFileExists(const char* infilename)
-{
-    int r;
-#if defined(_MSC_VER)
-    struct __stat64 statbuf;
-    r = _stat64(infilename, &statbuf);
-    if (r || !(statbuf.st_mode & S_IFREG)) return 0;   /* No good... */
-#else
-    struct stat statbuf;
-    r = stat(infilename, &statbuf);
-    if (r || !S_ISREG(statbuf.st_mode)) return 0;   /* No good... */
-#endif
-    return 1;
-}
-
-
-UTIL_STATIC U32 UTIL_isDirectory(const char* infilename)
-{
-    int r;
-#if defined(_MSC_VER)
-    struct __stat64 statbuf;
-    r = _stat64(infilename, &statbuf);
-    if (!r && (statbuf.st_mode & _S_IFDIR)) return 1;
-#else
-    struct stat statbuf;
-    r = stat(infilename, &statbuf);
-    if (!r && S_ISDIR(statbuf.st_mode)) return 1;
-#endif
-    return 0;
-}
-
 /*
  * A modified version of realloc().
  * If UTIL_realloc() fails the original block is freed.