adapt res_msend DNS query core for working with multiple sockets

[musl] / include / features.h

diff --git a/include/features.h b/include/features.h
index 61ad2f5..85cfb72 100644 (file)
--- a/include/features.h
+++ b/include/features.h
@@ -5,6 +5,10 @@
 #define _GNU_SOURCE 1
 #endif
 
+#if defined(_DEFAULT_SOURCE) && !defined(_BSD_SOURCE)
+#define _BSD_SOURCE 1
+#endif
+
 #if !defined(_POSIX_SOURCE) && !defined(_POSIX_C_SOURCE) \
  && !defined(_XOPEN_SOURCE) && !defined(_GNU_SOURCE) \
  && !defined(_BSD_SOURCE) && !defined(__STRICT_ANSI__)
@@ -20,6 +24,8 @@
 
 #if __STDC_VERSION__ >= 199901L || defined(__cplusplus)
 #define __inline inline
+#elif !defined(__GNUC__)
+#define __inline
 #endif
 
 #if __STDC_VERSION__ >= 201112L
@@ -29,4 +35,6 @@
 #define _Noreturn
 #endif
 
+#define __REDIR(x,y) __typeof__(x) x __asm__(#y)
+
 #endif