$NetBSD: patch-ap,v 1.4 2013/06/15 20:51:11 jnemeth Exp $

# sys/atomic.h reported upstream as
#     https://issues.asterisk.org/view.php?id=18705

--- configure.ac.orig	2013-02-26 19:37:33.000000000 +0000
+++ configure.ac
@@ -562,7 +562,7 @@ AC_FUNC_STRNLEN
 AC_FUNC_STRTOD
 AC_FUNC_UTIME_NULL
 AC_FUNC_VPRINTF
-AC_CHECK_FUNCS([asprintf atexit closefrom dup2 eaccess endpwent euidaccess ffsll ftruncate getcwd gethostbyname gethostname getloadavg gettimeofday glob htonll ioperm inet_ntoa isascii memchr memmove memset mkdir mkdtemp munmap ntohll newlocale ppoll putenv re_comp regcomp select setenv socket strcasecmp strcasestr strchr strcspn strdup strerror strlcat strlcpy strncasecmp strndup strnlen strrchr strsep strspn strstr strtod strtol strtold strtoq unsetenv utime vasprintf getpeereid sysctl swapctl])
+AC_CHECK_FUNCS([asprintf atexit closefrom dup2 eaccess endpwent euidaccess ffsll ftruncate getcwd gethostbyname gethostname getloadavg gettimeofday glob htonll ioperm inet_ntoa isascii memchr memmove memset mkdir mkdtemp munmap ntohll newlocale ppoll putenv re_comp regcomp select setenv socket strcasecmp strcasestr strchr strcspn strdup strerror strlcat strlcpy strncasecmp strndup strnlen strrchr strsep strspn strstr strptime_l strftime_l strtod strtol strtold strtoq unsetenv utime vasprintf getpeereid sysctl swapctl])
 
 # NOTE: we use AC_CHECK_LIB to get -lm into the arguments for later checks,
 # so that AC_CHECK_FUNCS can detect functions in that library.
@@ -993,7 +993,7 @@ if $(${CC} -march=native -S -o /dev/null
 	fi
 else
 	AC_MSG_RESULT(no)
-	AST_NATIVE_ARCH=
+	AST_NATIVE_ARCH=0
 fi
 AC_SUBST(AST_NATIVE_ARCH)
 
@@ -1073,6 +1073,9 @@ AST_C_DEFINE_CHECK([IP_MTU_DISCOVER], [I
 AC_CHECK_HEADER([libkern/OSAtomic.h],
                 [AC_DEFINE_UNQUOTED([HAVE_OSX_ATOMICS], 1, [Define to 1 if OSX atomic operations are supported.])])
 
+AC_CHECK_HEADER([sys/atomic.h],
+                [AC_DEFINE_UNQUOTED([HAVE_SYS_ATOMIC_H], 1, [Define to 1 if sys/atomic.h atomic operations are supported.])])
+
 AC_CHECK_SIZEOF([int])
 AC_CHECK_SIZEOF([long])
 AC_CHECK_SIZEOF([long long])