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-rw-r--r--inotail.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/inotail.c b/inotail.c
index 58c37de..2144d6a 100644
--- a/inotail.c
+++ b/inotail.c
@@ -30,7 +30,6 @@
#include <fcntl.h>
#include <errno.h>
#include <getopt.h>
-#include <ctype.h>
#include <assert.h>
#include <sys/types.h>
#include <sys/stat.h>
@@ -580,7 +579,7 @@ int main(int argc, char **argv)
} else if (*optarg == '-')
optarg++;
- if (!isdigit(*optarg)) {
+ if (!is_digit(*optarg)) {
fprintf(stderr, "Invalid number of lines: %s\n", optarg);
exit(EXIT_FAILURE);
}