Do not regenerate the completion.c file, a generated version is included
in the repository itself. Generating it requires packaging a modified
version of libredblack. Removing this Makefile rule ensure that the file
is never regenerated.

---
 src/Makefile.am | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/src/Makefile.am b/src/Makefile.am
index 43a6755..1ac59d5 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -4,13 +4,3 @@ rlwrap_SOURCES =  main.c signals.c readline.c pty.c completion.c term.c ptytty.c
 
 
 AM_CFLAGS=-DDATADIR=\"@datadir@\" 
-
-# use old-fashioned suffix rule for non-GNU make
-.rb.c :
-	rbgen $< $@
-
-.rb.c:
-   @[ $$? != 127 ] ||  echo "You don't seem to have rbgen (http://libredblack.sourceforge.net/). If you didn't change any .rb files, this is not a problem"   
- 
-
-