posix: add headers for stropts

Minimal header for stropts

Signed-off-by: Abhinav Srivastava <[email protected]>

Author: AbhinavMir

include/zephyr/posix/stropts.h

@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) 2024 Abhinav Srivastava
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+#ifndef ZEPHYR_INCLUDE_POSIX_STROPTS_H_
+#define ZEPHYR_INCLUDE_POSIX_STROPTS_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct strbuf {
+	int maxlen;
+	int len;
+	char *buf;
+};
+
+int putmsg(int fildes, const struct strbuf *ctlptr, const struct strbuf *dataptr, int flags);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* ZEPHYR_INCLUDE_POSIX_STROPTS_H_ */