Index: lib/std/os.zig
--- lib/std/os.zig.orig
+++ lib/std/os.zig
@@ -5303,6 +5303,9 @@ pub fn getFdPath(fd: fd_t, out_buffer: *[MAX_PATH_BYTE
             const len = mem.indexOfScalar(u8, out_buffer[0..], @as(u8, 0)) orelse MAX_PATH_BYTES;
             return out_buffer[0..len];
         },
+        .openbsd => {
+            return error.FileNotFound;
+        },
         else => @compileError("querying for canonical path of a handle is unsupported on this host"),
     }
 }