alsa-oss: fix build with glibc >= 2.28

srcpkgs/alsa-oss/patches/fix-glibc.patch

@@ -0,0 +1,12 @@
+diff --git a/alsa/stdioemu.c b/alsa/stdioemu.c
+index 670892b..20fb996 100644
+--- alsa/stdioemu.c
++++ alsa/stdioemu.c
+@@ -37,7 +37,6 @@
+ #endif
+ 
+ #include <stdio.h>
+-#include <libio.h>
+ 
+ struct fd_cookie {
+ 	int fd;