musl - musl - an implementation of the standard library for Linux-based systems

diff --git a/src/internal/shgetc.c b/src/internal/shgetc.c
index 96f72b6a..e878b00a 100644
--- a/src/internal/shgetc.c
+++ b/src/internal/shgetc.c

@@ -22,5 +22,6 @@ int __shgetc(FILE *f)

else

f->shend = f->rend;

if (f->rend) f->shcnt += f->rend - f->rpos + 1;

+ if (f->rpos[-1] != c) f->rpos[-1] = c;

return c;

}