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-rw-r--r--src/cmd/grap/input.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/src/cmd/grap/input.c b/src/cmd/grap/input.c
index 35ea7f4b..1e90cb9a 100644
--- a/src/cmd/grap/input.c
+++ b/src/cmd/grap/input.c
@@ -409,8 +409,6 @@ void pbstr(char *s)
double errcheck(double x, char *s)
{
- extern int errno;
-
if (errno == EDOM) {
errno = 0;
ERROR "%s argument out of domain", s WARNING;