select: use namespace prefix osmo_fd* and osmo_select*

Summary of changes:

s/struct bsc_fd/struct osmo_fd/g
s/bsc_register_fd/osmo_fd_register/g
s/bsc_unregister_fd/osmo_fd_unregister/g
s/bsc_select_main/osmo_select_main/g
diff --git a/include/osmocom/core/select.h b/include/osmocom/core/select.h
index 5ca21c3..476c564 100644
--- a/include/osmocom/core/select.h
+++ b/include/osmocom/core/select.h
@@ -7,16 +7,16 @@
 #define BSC_FD_WRITE	0x0002
 #define BSC_FD_EXCEPT	0x0004
 
-struct bsc_fd {
+struct osmo_fd {
 	struct llist_head list;
 	int fd;
 	unsigned int when;
-	int (*cb)(struct bsc_fd *fd, unsigned int what);
+	int (*cb)(struct osmo_fd *fd, unsigned int what);
 	void *data;
 	unsigned int priv_nr;
 };
 
-int bsc_register_fd(struct bsc_fd *fd);
-void bsc_unregister_fd(struct bsc_fd *fd);
-int bsc_select_main(int polling);
+int osmo_fd_register(struct osmo_fd *fd);
+void osmo_fd_unregister(struct osmo_fd *fd);
+int osmo_select_main(int polling);
 #endif /* _BSC_SELECT_H */
diff --git a/include/osmocom/core/write_queue.h b/include/osmocom/core/write_queue.h
index 3b730c7..8d360cb 100644
--- a/include/osmocom/core/write_queue.h
+++ b/include/osmocom/core/write_queue.h
@@ -27,20 +27,20 @@
 #include <osmocom/core/msgb.h>
 
 struct write_queue {
-	struct bsc_fd bfd;
+	struct osmo_fd bfd;
 	unsigned int max_length;
 	unsigned int current_length;
 
 	struct llist_head msg_queue;
 
-	int (*read_cb)(struct bsc_fd *fd);
-	int (*write_cb)(struct bsc_fd *fd, struct msgb *msg);
-	int (*except_cb)(struct bsc_fd *fd);
+	int (*read_cb)(struct osmo_fd *fd);
+	int (*write_cb)(struct osmo_fd *fd, struct msgb *msg);
+	int (*except_cb)(struct osmo_fd *fd);
 };
 
 void write_queue_init(struct write_queue *queue, int max_length);
 void write_queue_clear(struct write_queue *queue);
 int write_queue_enqueue(struct write_queue *queue, struct msgb *data);
-int write_queue_bfd_cb(struct bsc_fd *fd, unsigned int what);
+int write_queue_bfd_cb(struct osmo_fd *fd, unsigned int what);
 
 #endif
diff --git a/include/osmocom/vty/telnet_interface.h b/include/osmocom/vty/telnet_interface.h
index 0c034e4..1d8055e 100644
--- a/include/osmocom/vty/telnet_interface.h
+++ b/include/osmocom/vty/telnet_interface.h
@@ -29,7 +29,7 @@
 struct telnet_connection {
 	struct llist_head entry;
 	void *priv;
-	struct bsc_fd fd;
+	struct osmo_fd fd;
 	struct vty *vty;
 	struct log_target *dbg;
 };