2 files changed, 0 insertions, 6 deletions
diff --git a/src/cmd/graph/graph.c b/src/cmd/graph/graph.c
index d1b6938f..7f41dfab 100644
--- a/src/cmd/graph/graph.c
+++ b/src/cmd/graph/graph.c
@@ -244,11 +244,6 @@ void limread(struct xy *p, int *argcp, char ***argvp){
 }
 
 int
-isdigit(char c){
-	return '0'<=c && c<='9';
-}
-
-int
 numb(float *np, int *argcp, char ***argvp){
 	char c;
 
diff --git a/src/cmd/graph/mkfile b/src/cmd/graph/mkfile
index 4a45add1..13447d0a 100644
--- a/src/cmd/graph/mkfile
+++ b/src/cmd/graph/mkfile
@@ -1,4 +1,3 @@
-PLAN9=../../..
 <$PLAN9/src/mkhdr
 
 TARG=graph