X-Git-Url: https://wimlib.net/git/?p=wimlib;a=blobdiff_plain;f=configure.ac;h=38ad3e0f37806fede901c8c5bba5432e03965d8c;hp=70b786814e665398dd529eafc0ab4cd0f6888083;hb=0e639be92660b408a20a1875eb1c1d609692999e;hpb=4ac75788ad43f81b811e9c1b676e89a6a6c17387

diff --git a/configure.ac b/configure.ac
index 70b78681..38ad3e0f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -59,7 +59,8 @@ AM_CONDITIONAL([WINDOWS_NATIVE_BUILD], [test "$WINDOWS_NATIVE_BUILD" = "yes"])
 
 # Useful functions which we can do without.
 AC_CHECK_FUNCS([futimens utimensat flock mempcpy	\
-		openat fstatat readlinkat fdopendir])
+		openat fstatat readlinkat fdopendir posix_fallocate \
+		llistxattr lgetxattr fsetxattr lsetxattr])
 
 # Header checks, most of which are only here to satisfy conditional includes
 # made by the libntfs-3g headers.
@@ -75,6 +76,7 @@ AC_CHECK_HEADERS([alloca.h		\
 		  sys/byteorder.h	\
 		  sys/endian.h		\
 		  sys/file.h		\
+		  sys/syscall.h		\
 		  sys/sysctl.h		\
 		  sys/times.h		\
 		  sys/xattr.h		\
@@ -90,6 +92,13 @@ AC_CHECK_MEMBER([struct stat.st_mtim],
 		[],
 		[#include <sys/stat.h>])
 
+# Check for possible support for the Linux getrandom() system call
+AC_CHECK_DECL([__NR_getrandom],
+	      [AC_DEFINE([HAVE_NR_GETRANDOM], [1], [Define to 1 if the system
+	       headers define a system call number for getrandom()])],
+	      [],
+	      [#include <sys/syscall.h>])
+
 ###############################################################################
 #			     Required libraries				      #
 ###############################################################################