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-rw-r--r--libc/misc/ttyent/getttyent.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/libc/misc/ttyent/getttyent.c b/libc/misc/ttyent/getttyent.c
index 18b9109af..0b2c9a3cc 100644
--- a/libc/misc/ttyent/getttyent.c
+++ b/libc/misc/ttyent/getttyent.c
@@ -99,11 +99,19 @@ struct ttyent * getttyent(void)
{
register int c;
register char *p;
- static char line[BUFSIZ];
+ static char *line = NULL;
if (!tf && !setttyent())
return (NULL);
+
+ if (!line) {
+ line = malloc(BUFSIZ);
+ if (!line)
+ abort();
+ }
+
flockfile (tf);
+
for (;;) {
if (!fgets_unlocked(p = line, sizeof(line), tf)) {
funlockfile (tf);