--- gforth/dis-gdb.fs	2007/12/31 19:02:24	1.6
+++ gforth/dis-gdb.fs	2008/08/16 19:38:13	1.7
@@ -28,7 +28,7 @@
     addr 0 <<# bl hold # #s 'x hold # #> append-extend-string #>>
     addr u + 0 <<# # #s 'x hold # #> append-extend-string #>>
     r> base ! cr
-    s\" \nset logging off\nquit\n\" >$file2 && gdb -nx -q -p $PPID -x $file2 2>/dev/null >/dev/null && rm $file2 && grep -v \"of assembler\" $file && rm $file" append-extend-string
+    s\" \nset logging off\nquit\n\" >$file2 && gdb -nx -q -p `ps -p $$ -o ppid=` -x $file2 2>/dev/null >/dev/null && rm $file2 && grep -v \"of assembler\" $file && rm $file" append-extend-string
     2dup (system) 2swap drop free throw throw if
 	addr u dump
     endif ;