Update src/libraries/System.Private.CoreLib/src/Microsoft/Win32/SafeHandles/SafeFileHandle.Unix.cs

Co-authored-by: Copilot <[email protected]>

Author: rzikm

src/libraries/System.Private.CoreLib/src/Microsoft/Win32/SafeHandles/SafeFileHandle.Unix.cs

@@ -332,8 +332,8 @@ private bool Init(string path, FileMode mode, FileAccess access, FileShare share
                     // we take advantage of the information provided by the fstat syscall
                     // and for regular files (most common case)
                     // avoid one extra sys call for determining whether file can be seeked
-                    // we exclude 0-length files because they may be actually pipes
-                    // (e.g. /proc/net/route) and these are not seekable on all systems
+                    // we exclude 0-length files because they may be special files or pseudo files
+                    // (e.g. /proc/net/route in the proc filesystem) and these are not seekable on all systems
                     if (status.Size > 0)
                     {
                         _canSeek = NullableBool.True;