path: root/www/firefox/patches/patch-aa

$NetBSD: patch-aa,v 1.26 2014/05/28 04:55:30 pho Exp $

* On Darwin the profiler only supports x86 and x86_64.

* Cocoa gamepad backend can only be used if the toolkit is cocoa too.

--- configure.in.orig	2014-05-06 22:55:16.000000000 +0000
+++ configure.in
@@ -1613,7 +1613,13 @@ Linux)
         MOZ_ENABLE_PROFILER_SPS=
     esac
     ;;
-WINNT|Darwin) ;;
+WINNT|Darwin)
+    case "${CPU_ARCH}" in
+    x86 | x86_64) ;;
+    *)
+        MOZ_ENABLE_PROFILER_SPS=
+    esac
+    ;;
 *)
     MOZ_ENABLE_PROFILER_SPS=
     ;;
@@ -2534,118 +2540,15 @@ MOZ_CXX11
 
 AC_LANG_C
 
-dnl Check for .hidden assembler directive and visibility attribute.
-dnl Borrowed from glibc configure.in
+dnl Setup default hidden visibility and wrapped system headers.
 dnl ===============================================================
 if test "$GNU_CC"; then
-  AC_CACHE_CHECK(for visibility(hidden) attribute,
-                 ac_cv_visibility_hidden,
-                 [cat > conftest.c <<EOF
-                  int foo __attribute__ ((visibility ("hidden"))) = 1;
-EOF
-                  ac_cv_visibility_hidden=no
-                  if ${CC-cc} -Werror -S conftest.c -o conftest.s >/dev/null 2>&1; then
-                    if egrep '\.(hidden|private_extern).*foo' conftest.s >/dev/null; then
-                      ac_cv_visibility_hidden=yes
-                    fi
-                  fi
-                  rm -f conftest.[cs]
-                 ])
-  if test "$ac_cv_visibility_hidden" = "yes"; then
-    AC_DEFINE(HAVE_VISIBILITY_HIDDEN_ATTRIBUTE)
-
-    AC_CACHE_CHECK(for visibility(default) attribute,
-                   ac_cv_visibility_default,
-                   [cat > conftest.c <<EOF
-                    int foo __attribute__ ((visibility ("default"))) = 1;
-EOF
-                    ac_cv_visibility_default=no
-                    if ${CC-cc} -fvisibility=hidden -Werror -S conftest.c -o conftest.s >/dev/null 2>&1; then
-                      if ! egrep '\.(hidden|private_extern).*foo' conftest.s >/dev/null; then
-                        ac_cv_visibility_default=yes
-                      fi
-                    fi
-                    rm -f conftest.[cs]
-                   ])
-    if test "$ac_cv_visibility_default" = "yes"; then
-      AC_DEFINE(HAVE_VISIBILITY_ATTRIBUTE)
-
-      AC_CACHE_CHECK(for visibility pragma support,
-                     ac_cv_visibility_pragma,
-                     [cat > conftest.c <<EOF
-#pragma GCC visibility push(hidden)
-                      int foo_hidden = 1;
-#pragma GCC visibility push(default)
-                      int foo_default = 1;
-EOF
-                      ac_cv_visibility_pragma=no
-                      if ${CC-cc} -Werror -S conftest.c -o conftest.s >/dev/null 2>&1; then
-                        if egrep '\.(hidden|private_extern).*foo_hidden' conftest.s >/dev/null; then
-                          if ! egrep '\.(hidden|private_extern).*foo_default' conftest.s > /dev/null; then
-                            ac_cv_visibility_pragma=yes
-                          fi
-                        fi
-                      fi
-                      rm -f conftest.[cs]
-                    ])
-      if test "$ac_cv_visibility_pragma" = "yes"; then
-        AC_CACHE_CHECK(For gcc visibility bug with class-level attributes (GCC bug 26905),
-                       ac_cv_have_visibility_class_bug,
-                       [cat > conftest.c <<EOF
-#pragma GCC visibility push(hidden)
-struct __attribute__ ((visibility ("default"))) TestStruct {
-  static void Init();
-};
-__attribute__ ((visibility ("default"))) void TestFunc() {
-  TestStruct::Init();
-}
-EOF
-                       ac_cv_have_visibility_class_bug=no
-                       if ! ${CXX-g++} ${CXXFLAGS} ${DSO_PIC_CFLAGS} ${DSO_LDOPTS} -S -o conftest.S conftest.c > /dev/null 2>&1 ; then
-                         ac_cv_have_visibility_class_bug=yes
-                       else
-                         if test `egrep -c '@PLT|\\$stub' conftest.S` = 0; then
-                           ac_cv_have_visibility_class_bug=yes
-                         fi
-                       fi
-                       rm -rf conftest.{c,S}
-                       ])
-
-        AC_CACHE_CHECK(For x86_64 gcc visibility bug with builtins (GCC bug 20297),
-                       ac_cv_have_visibility_builtin_bug,
-                       [cat > conftest.c <<EOF
-#pragma GCC visibility push(hidden)
-#pragma GCC visibility push(default)
-#include <string.h>
-#pragma GCC visibility pop
-
-__attribute__ ((visibility ("default"))) void Func() {
-  char c[[100]];
-  memset(c, 0, sizeof(c));
-}
-EOF
-                       ac_cv_have_visibility_builtin_bug=no
-                       if ! ${CC-cc} ${CFLAGS} ${DSO_PIC_CFLAGS} ${DSO_LDOPTS} -O2 -S -o conftest.S conftest.c > /dev/null 2>&1 ; then
-                         ac_cv_have_visibility_builtin_bug=yes
-                       else
-                         if test `grep -c "@PLT" conftest.S` = 0; then
-                           ac_cv_visibility_builtin_bug=yes
-                         fi
-                       fi
-                       rm -f conftest.{c,S}
-                       ])
-        if test "$ac_cv_have_visibility_builtin_bug" = "no" -a \
-                "$ac_cv_have_visibility_class_bug" = "no"; then
-          VISIBILITY_FLAGS='-I$(DIST)/system_wrappers -include $(topsrcdir)/config/gcc_hidden.h'
-          WRAP_SYSTEM_INCLUDES=1
-          STL_FLAGS='-I$(DIST)/stl_wrappers'
-          WRAP_STL_INCLUDES=1
-        else
-          VISIBILITY_FLAGS='-fvisibility=hidden'
-        fi # have visibility pragma bug
-      fi   # have visibility pragma
-    fi     # have visibility(default) attribute
-  fi       # have visibility(hidden) attribute
+  AC_DEFINE(HAVE_VISIBILITY_HIDDEN_ATTRIBUTE)
+  AC_DEFINE(HAVE_VISIBILITY_ATTRIBUTE)
+  VISIBILITY_FLAGS='-I$(DIST)/system_wrappers -include $(topsrcdir)/config/gcc_hidden.h'
+  WRAP_SYSTEM_INCLUDES=1
+  STL_FLAGS='-I$(DIST)/stl_wrappers'
+  WRAP_STL_INCLUDES=1
 fi         # GNU_CC
 
 # visibility hidden flag for Sun Studio on Solaris
@@ -3711,6 +3614,14 @@ if test -n "$YASM"; then
   _YASM_BUILD=`        echo ${YASM_VERSION} | $AWK -F\. '{ print $4 }'`
 fi
 
+if test -n "${LIBXUL_SDK_DIR}"; then
+    AC_MSG_WARN([pkgsrc: LIBXUL_SDK_DIR is set; assuming we want nss and nspr from xulrunner.])
+    NSPR_CFLAGS="-I${prefix}/include/xulrunner/unstable `pkg-config --cflags nspr`"
+    NSPR_LIBS="`pkg-config --libs nspr`"
+    NSS_CFLAGS="`pkg-config --cflags nss`"
+    NSS_LIBS="`pkg-config --libs nss`"
+fi
+
 if test -z "$SKIP_LIBRARY_CHECKS"; then
 dnl system JPEG support
 dnl ========================================================
@@ -3738,11 +3649,7 @@ if test "$MOZ_NATIVE_JPEG" = 1; then
                      #include <jpeglib.h> ],
                    [ #if JPEG_LIB_VERSION < $MOZJPEG
                      #error "Insufficient JPEG library version ($MOZJPEG required)."
-                     #endif
-                     #ifndef JCS_EXTENSIONS
-                     #error "libjpeg-turbo JCS_EXTENSIONS required"
-                     #endif
-                     ],
+                     #endif ],
                    MOZ_NATIVE_JPEG=1,
                    AC_MSG_ERROR([Insufficient JPEG library version for --with-system-jpeg]))
 fi
@@ -3940,6 +3847,22 @@ fi
 AC_SUBST(MOZ_NATIVE_ICU)
 
 dnl ========================================================
+dnl system icu support
+dnl ========================================================
+MOZ_NATIVE_ICU=
+MOZ_ARG_WITH_BOOL(system-icu,
+[  --with-system-icu
+                          Use system icu (located with pkgconfig)],
+    MOZ_NATIVE_ICU=1)
+
+if test -n "$MOZ_NATIVE_ICU"; then
+    PKG_CHECK_MODULES(MOZ_ICU, icu-i18n >= 50.1)
+    MOZ_JS_STATIC_LIBS="$MOZ_JS_STATIC_LIBS $MOZ_ICU_LIBS"
+fi
+
+AC_SUBST(MOZ_NATIVE_ICU)
+
+dnl ========================================================
 dnl Java SDK support
 dnl ========================================================
 
@@ -3974,6 +3897,7 @@ MOZ_SAMPLE_TYPE_FLOAT32=
 MOZ_SAMPLE_TYPE_S16=
 MOZ_OPUS=1
 MOZ_WEBM=1
+MOZ_GSTREAMER=
 MOZ_DIRECTSHOW=
 MOZ_WMF=
 MOZ_FMP4=
@@ -5135,6 +5059,9 @@ if test -n "$MOZ_WEBRTC"; then
     MOZ_VPX=1
     MOZ_VPX_ERROR_CONCEALMENT=1
 
+    dnl with libv4l2 we can support more cameras
+    PKG_CHECK_MODULES(MOZ_LIBV4L2, libv4l2)
+
 dnl enable once Signaling lands
     MOZ_WEBRTC_SIGNALING=1
     AC_DEFINE(MOZ_WEBRTC_SIGNALING)
@@ -5157,15 +5084,18 @@ AC_SUBST(MOZ_SRTP)
 
 dnl Use integers over floats for audio on B2G and Android, because audio
 dnl backends for those platforms don't support floats.
-if test "$OS_TARGET" = "Android"; then
+case "$OS_TARGET" in
+Android)
     MOZ_SAMPLE_TYPE_S16=1
     AC_DEFINE(MOZ_SAMPLE_TYPE_S16)
     AC_SUBST(MOZ_SAMPLE_TYPE_S16)
-else
+    ;;
+*)
     MOZ_SAMPLE_TYPE_FLOAT32=1
     AC_DEFINE(MOZ_SAMPLE_TYPE_FLOAT32)
     AC_SUBST(MOZ_SAMPLE_TYPE_FLOAT32)
-fi
+    ;;
+esac
 
 dnl ========================================================
 dnl = Disable Speech API code
@@ -5229,6 +5159,57 @@ if test -n "$MOZ_OGG"; then
 fi
 
 dnl ========================================================
+dnl Check for libogg
+dnl ========================================================
+
+MOZ_ARG_WITH_BOOL(system-ogg,
+[  --with-system-ogg       Use system libogg (located with pkgconfig)],
+MOZ_NATIVE_OGG=1,
+MOZ_NATIVE_OGG=)
+
+if test -n "$MOZ_NATIVE_OGG"; then
+    PKG_CHECK_MODULES(MOZ_OGG, ogg >= 1.2.1)
+fi
+
+AC_SUBST(MOZ_NATIVE_OGG)
+AC_SUBST(MOZ_OGG_CFLAGS)
+AC_SUBST(MOZ_OGG_LIBS)
+
+dnl ========================================================
+dnl Check for libvorbis
+dnl ========================================================
+
+MOZ_ARG_WITH_BOOL(system-vorbis,
+[  --with-system-vorbis    Use system libvorbis (located with pkgconfig)],
+MOZ_NATIVE_VORBIS=1,
+MOZ_NATIVE_VORBIS=)
+
+if test -n "$MOZ_NATIVE_VORBIS"; then
+    PKG_CHECK_MODULES(MOZ_VORBIS, vorbis vorbisenc >= 1.3.4)
+fi
+
+AC_SUBST(MOZ_NATIVE_VORBIS)
+AC_SUBST(MOZ_VORBIS_CFLAGS)
+AC_SUBST(MOZ_VORBIS_LIBS)
+
+dnl ========================================================
+dnl Check for integer-only libvorbis aka tremor
+dnl ========================================================
+
+MOZ_ARG_WITH_BOOL(system-tremor,
+[  --with-system-tremor    Use system libtremor (located with pkgconfig)],
+MOZ_NATIVE_TREMOR=1,
+MOZ_NATIVE_TREMOR=)
+
+if test -n "$MOZ_NATIVE_TREMOR"; then
+    PKG_CHECK_MODULES(MOZ_TREMOR, vorbisidec >= 1.2.1)
+fi
+
+AC_SUBST(MOZ_NATIVE_TREMOR)
+AC_SUBST(MOZ_TREMOR_CFLAGS)
+AC_SUBST(MOZ_TREMOR_LIBS)
+
+dnl ========================================================
 dnl = Disable Opus audio codec support
 dnl ========================================================
 MOZ_ARG_DISABLE_BOOL(opus,
@@ -5237,6 +5218,76 @@ MOZ_ARG_DISABLE_BOOL(opus,
     MOZ_OPUS=1)
 
 dnl ========================================================
+dnl Check for libopus
+dnl ========================================================
+
+MOZ_ARG_WITH_BOOL(system-opus,
+[  --with-system-opus      Use system libopus (located with pkgconfig)],
+MOZ_NATIVE_OPUS=1,
+MOZ_NATIVE_OPUS=)
+
+if test -n "$MOZ_NATIVE_OPUS"; then
+    PKG_CHECK_MODULES(MOZ_OPUS, opus >= 1.1)
+else
+    MOZ_OPUS_CFLAGS='-I$(topsrcdir)/media/libopus/include'
+fi
+
+AC_SUBST(MOZ_NATIVE_OPUS)
+AC_SUBST(MOZ_OPUS_CFLAGS)
+AC_SUBST(MOZ_OPUS_LIBS)
+
+dnl ========================================================
+dnl Check for libtheora
+dnl ========================================================
+
+MOZ_ARG_WITH_BOOL(system-theora,
+[  --with-system-theora    Use system libtheora (located with pkgconfig)],
+MOZ_NATIVE_THEORA=1,
+MOZ_NATIVE_THEORA=)
+
+if test -n "$MOZ_NATIVE_THEORA"; then
+    PKG_CHECK_MODULES(MOZ_THEORA, theora >= 1.2)
+fi
+
+AC_SUBST(MOZ_NATIVE_THEORA)
+AC_SUBST(MOZ_THEORA_CFLAGS)
+AC_SUBST(MOZ_THEORA_LIBS)
+
+dnl ========================================================
+dnl Check for libspeex resampler
+dnl ========================================================
+
+MOZ_ARG_WITH_BOOL(system-speex,
+[  --with-system-speex     Use system libspeex (located with pkgconfig)],
+MOZ_NATIVE_SPEEX=1,
+MOZ_NATIVE_SPEEX=)
+
+if test -n "$MOZ_NATIVE_SPEEX"; then
+    PKG_CHECK_MODULES(MOZ_SPEEX, speexdsp >= 1.2)
+fi
+
+AC_SUBST(MOZ_NATIVE_SPEEX)
+AC_SUBST(MOZ_SPEEX_CFLAGS)
+AC_SUBST(MOZ_SPEEX_LIBS)
+
+dnl ========================================================
+dnl Check for libsoundtouch
+dnl ========================================================
+
+MOZ_ARG_WITH_BOOL(system-soundtouch,
+[  --with-system-soundtouch Use system libsoundtouch (located with pkgconfig)],
+MOZ_NATIVE_SOUNDTOUCH=1,
+MOZ_NATIVE_SOUNDTOUCH=)
+
+if test -n "$MOZ_NATIVE_SOUNDTOUCH"; then
+    PKG_CHECK_MODULES(MOZ_SOUNDTOUCH, soundtouch >= 1.7.0)
+fi
+
+AC_SUBST(MOZ_NATIVE_SOUNDTOUCH)
+AC_SUBST(MOZ_SOUNDTOUCH_CFLAGS)
+AC_SUBST(MOZ_SOUNDTOUCH_LIBS)
+
+dnl ========================================================
 dnl = Disable VP8 decoder support
 dnl ========================================================
 MOZ_ARG_DISABLE_BOOL(webm,
@@ -5615,44 +5666,61 @@ WINNT|Darwin|Android)
     ;;
 *)
     MOZ_GSTREAMER=1
+    GST_API_VERSION=0.10
     ;;
 esac
 
-MOZ_ARG_ENABLE_BOOL(gstreamer,
-[  --enable-gstreamer           Enable GStreamer support],
-MOZ_GSTREAMER=1,
-MOZ_GSTREAMER=)
-
-if test "$MOZ_GSTREAMER"; then
-    # API version, eg 0.10, 1.0 etc
+MOZ_ARG_ENABLE_STRING(gstreamer,
+[  --enable-gstreamer[=0.10]           Enable GStreamer support],
+[ MOZ_GSTREAMER=1
+  # API version, eg 0.10, 1.0 etc
+  if test -z "$enableval" -o "$enableval" = "yes"; then
     GST_API_VERSION=0.10
+  elif test "$enableval" = "no"; then
+    MOZ_GSTREAMER=
+  else
+    GST_API_VERSION=$enableval
+  fi],
+)
+
+if test -n "$MOZ_GSTREAMER"; then
     # core/base release number
-    GST_VERSION=0.10.25
+    if test "$GST_API_VERSION" = "1.0"; then
+      GST_VERSION=1.0
+    else
+      GST_VERSION=0.10.25
+    fi
+
     PKG_CHECK_MODULES(GSTREAMER,
                       gstreamer-$GST_API_VERSION >= $GST_VERSION
                       gstreamer-app-$GST_API_VERSION
-                      gstreamer-plugins-base-$GST_API_VERSION, ,
-                      AC_MSG_ERROR([gstreamer and gstreamer-plugins-base development packages are needed to build gstreamer backend. Install them or disable gstreamer support with --disable-gstreamer]))
-    if test -n "$GSTREAMER_LIBS"; then
-       _SAVE_LDFLAGS=$LDFLAGS
-       LDFLAGS="$LDFLAGS $GSTREAMER_LIBS -lgstvideo-$GST_API_VERSION"
-       AC_TRY_LINK(,[return 0;],_HAVE_LIBGSTVIDEO=1,_HAVE_LIBGSTVIDEO=)
-       if test -n "$_HAVE_LIBGSTVIDEO" ; then
-          GSTREAMER_LIBS="$GSTREAMER_LIBS -lgstvideo-$GST_API_VERSION"
-       else
-          AC_MSG_ERROR([gstreamer-plugins-base found, but no libgstvideo. Something has gone terribly wrong. Try reinstalling gstreamer-plugins-base; failing that, disable the gstreamer backend with --disable-gstreamer.])
-       fi
-       LDFLAGS=$_SAVE_LDFLAGS
+                      gstreamer-plugins-base-$GST_API_VERSION,
+                      [_HAVE_GSTREAMER=1],
+                      [_HAVE_GSTREAMER=])
+    if test -z "$_HAVE_GSTREAMER"; then
+        AC_MSG_ERROR([gstreamer and gstreamer-plugins-base development packages are needed to build gstreamer backend. Install them or disable gstreamer support with --disable-gstreamer])
+    fi
+
+    _SAVE_LDFLAGS=$LDFLAGS
+    LDFLAGS="$LDFLAGS $GSTREAMER_LIBS -lgstvideo-$GST_API_VERSION"
+    AC_TRY_LINK(,[return 0;],_HAVE_LIBGSTVIDEO=1,_HAVE_LIBGSTVIDEO=)
+    if test -n "$_HAVE_LIBGSTVIDEO" ; then
+        GSTREAMER_LIBS="$GSTREAMER_LIBS -lgstvideo-$GST_API_VERSION"
     else
-       AC_MSG_ERROR([gstreamer and gstreamer-plugins-base development packages are needed to build gstreamer backend. Install them or disable gstreamer support with --disable-gstreamer])
+        AC_MSG_ERROR([gstreamer-plugins-base found, but no libgstvideo. Something has gone terribly wrong. Try reinstalling gstreamer-plugins-base; failing that, disable the gstreamer backend with --disable-gstreamer.])
     fi
+    LDFLAGS=$_SAVE_LDFLAGS
+
+    AC_SUBST(GSTREAMER_CFLAGS)
+    AC_SUBST(GSTREAMER_LIBS)
 fi
-AC_SUBST(GSTREAMER_CFLAGS)
-AC_SUBST(GSTREAMER_LIBS)
+
 AC_SUBST(MOZ_GSTREAMER)
+AC_SUBST(GST_API_VERSION)
 
 if test -n "$MOZ_GSTREAMER"; then
-   AC_DEFINE(MOZ_GSTREAMER)
+     AC_DEFINE(MOZ_GSTREAMER)
+     AC_DEFINE_UNQUOTED(GST_API_VERSION, "$GST_API_VERSION")
 fi
 
 
@@ -5866,7 +5934,9 @@ MOZ_ARG_DISABLE_BOOL(gamepad,
 if test "$MOZ_GAMEPAD"; then
     case "$OS_TARGET" in
     Darwin)
-        MOZ_GAMEPAD_BACKEND=cocoa
+        if test "$MOZ_WIDGET_TOOLKIT" = "cocoa"; then
+            MOZ_GAMEPAD_BACKEND=cocoa
+        fi
         ;;
     WINNT)
         if test -n "$MOZ_DIRECTX_SDK_PATH" ; then
@@ -7939,6 +8009,52 @@ if test "$USE_FC_FREETYPE"; then
 fi
 
 dnl ========================================================
+dnl Check for harfbuzz
+dnl ========================================================
+
+MOZ_ARG_WITH_BOOL(system-harfbuzz,
+[  --with-system-harfbuzz  Use system harfbuzz (located with pkgconfig)],
+MOZ_NATIVE_HARFBUZZ=1,
+MOZ_NATIVE_HARFBUZZ=)
+
+if test -n "$MOZ_NATIVE_HARFBUZZ"; then
+    PKG_CHECK_MODULES(MOZ_HARFBUZZ, harfbuzz >= 0.9.25)
+fi
+
+AC_SUBST(MOZ_NATIVE_HARFBUZZ)
+AC_SUBST(MOZ_HARFBUZZ_CFLAGS)
+AC_SUBST(MOZ_HARFBUZZ_LIBS)
+
+dnl ========================================================
+dnl Check for graphite2
+dnl ========================================================
+MOZ_ARG_WITH_BOOL(system-graphite2,
+[  --with-system-graphite2 Use system graphite2 (located with pkgconfig)],
+MOZ_NATIVE_GRAPHITE2=1,
+MOZ_NATIVE_GRAPHITE2=)
+
+if test -n "$MOZ_NATIVE_GRAPHITE2"; then
+    PKG_CHECK_MODULES(MOZ_GRAPHITE2, graphite2)
+
+    dnl graphite2.pc has bogus version, check manually
+    AC_TRY_COMPILE([ #include <graphite2/Font.h>
+                     #define GR2_VERSION_REQUIRE(major,minor,bugfix)  \
+                             ( GR2_VERSION_MAJOR * 10000 + GR2_VERSION_MINOR \
+                               * 100 + GR2_VERSION_BUGFIX >= \
+                               (major) * 10000 + (minor) * 100 + (bugfix) )
+                   ], [
+                     #if !GR2_VERSION_REQUIRE(1,2,4)
+                     #error "Insufficient graphite2 version."
+                     #endif
+                   ], [],
+                   [AC_MSG_ERROR([--with-system-graphite2 requested but no working libgraphite2 found])])
+fi
+
+AC_SUBST(MOZ_NATIVE_GRAPHITE2)
+AC_SUBST(MOZ_GRAPHITE2_CFLAGS)
+AC_SUBST(MOZ_GRAPHITE2_LIBS)
+
+dnl ========================================================
 dnl Check for pixman and cairo
 dnl ========================================================
 
@@ -8189,7 +8305,7 @@ case "$OS_TARGET" in
       NECKO_WIFI=1
     fi
     ;;
-  Darwin|SunOS|WINNT)
+  Darwin|FreeBSD|SunOS|WINNT)
     NECKO_WIFI=1
     ;;
   Linux)
@@ -8736,6 +8852,20 @@ AC_SUBST(MOZ_ENABLE_SZIP)
 AC_SUBST(MOZ_SZIP_FLAGS)
 
 if test -n "$COMPILE_ENVIRONMENT"; then
+AC_MSG_CHECKING([for posix_fadvise])
+AC_TRY_LINK([#define _XOPEN_SOURCE 600
+  #include <fcntl.h>],
+                 [posix_fadvise(0, 0, 0, 0);],
+                 [ac_cv___posix_fadvise=true],
+                 [ac_cv___posix_fadvise=false])
+
+if test "$ac_cv___posix_fadvise" = true ; then
+  AC_DEFINE(HAVE_POSIX_FADVISE)
+  AC_MSG_RESULT(yes)
+else
+  AC_MSG_RESULT(no)
+fi
+
 AC_MSG_CHECKING([for posix_fallocate])
 AC_TRY_LINK([#define _XOPEN_SOURCE 600
   #include <fcntl.h>],