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

diff --git a/src/stdio/fopen.c b/src/stdio/fopen.c
index 3d97cfa8..07bdb6e8 100644
--- a/src/stdio/fopen.c
+++ b/src/stdio/fopen.c

@@ -20,6 +20,8 @@ FILE *fopen(const char *restrict filename, const char *restrict mode)

fd = sys_open_cp(filename, flags, 0666);

if (fd < 0) return 0;

+ if (flags & O_CLOEXEC)

+ __syscall(SYS_fcntl, fd, F_SETFD, FD_CLOEXEC);

f = __fdopen(fd, mode);

if (f) return f;