[gjs/master.msvc: 8/8] gjs_pch.hh: Include alloca.h and syscall.h in profiler builds

[Chun-wei Fan <fanchunwei src gnome org>]

commit 67dae676c1c08fcab49b854f4d9aeaa469ddac39
Author: Chun-wei Fan <fanchunwei src gnome org>
Date:   Mon Jul 12 10:33:40 2021 +0800

    gjs_pch.hh: Include alloca.h and syscall.h in profiler builds
    
    These headers are used only when the profiler is enabled.  Also drop the
    check in meson.build for these headers.

 gjs/gjs_pch.hh | 8 ++------
 meson.build    | 2 --
 2 files changed, 2 insertions(+), 8 deletions(-)
---
diff --git a/gjs/gjs_pch.hh b/gjs/gjs_pch.hh
index 907a9c1a..aa5a736b 100644
--- a/gjs/gjs_pch.hh
+++ b/gjs/gjs_pch.hh
@@ -28,9 +28,6 @@
 #include <utility>
 #include <vector>
 
-#ifdef HAVE_ALLOCA_H
-#include <alloca.h>
-#endif
 #include <assert.h>
 #include <ctype.h>
 #include <errno.h>
@@ -123,10 +120,9 @@
 #include <stdlib.h>
 #include <string.h>
 #include <sys/types.h>
-#ifdef HAVE_SYSCALL_H
-#include <syscall.h>
-#endif
 #ifdef ENABLE_PROFILER
+#include <alloca.h>
+#include <syscall.h>
 #include <sysprof-capture.h>
 #endif
 #ifdef HAVE_UNISTD_H
diff --git a/meson.build b/meson.build
index c09fe1e2..b866bfeb 100644
--- a/meson.build
+++ b/meson.build
@@ -305,8 +305,6 @@ if build_readline
             required: readline.found()))
 endif
 header_conf.set('USE_UNITY_BUILD', get_option('unity'))
-header_conf.set('HAVE_ALLOCA_H', cxx.check_header('alloca.h'))
-header_conf.set('HAVE_SYSCALL_H', cxx.check_header('syscall.h'))
 header_conf.set('HAVE_SYS_SYSCALL_H', cxx.check_header('sys/syscall.h'))
 header_conf.set('HAVE_UNISTD_H', cxx.check_header('unistd.h'))
 header_conf.set('HAVE_SIGNAL_H', cxx.check_header('signal.h',