File "/usr/share/gconnect/plugins/helper.py", line 15
    def packet_to_dict(pkt: Gconnect.NetworkProtocolPacket) -> dict:
                          ^
SyntaxError: invalid syntax

fdisk -l | grep /dev/mapper/fedora
Disk /dev/mapper/fedora-root: 44 GiB, 47244640256 bytes, 92274688 sectors
Disk /dev/mapper/fedora-swap: 9 GiB, 9663676416 bytes, 18874368 sectors
Disk /dev/mapper/fedora-home: 58.3 GiB, 62591598592 bytes, 122249216 sectors

free -h
              total        used        free      shared  buff/cache   available
Mem:           2.9G        754M        1.6G        6.1M        569M        2.0G
Swap:          3.0G          0B        3.0G

cat /etc/fstab | grep swap
/dev/mapper/fedora-swap swap                    swap    defaults        0 0

void program_init () {

    if (g_find_program_in_path ("program name") != NULL) {
        printf ("program name exist\n");
    }
}

$ vapigen --library ~/.local/share/vala/vapi/Nautilus-3.0 --pkg gio-2.0 --pkg gtk+-3.0 /usr/share/gir-1.0/Nautilus-3.0.gir

[CCode (cprefix = "Nautilus", gir_namespace = "Nautilus", gir_version = "3.0", lower_case_cprefix = "nautilus_")]
namespace Nautilus {
.........
	[CCode (cheader_filename = "Nautilus-3.0.h", type_id = "nautilus_menu_item_get_type ()")]
	public class MenuItem : GLib.Object {
		public weak Nautilus.MenuItemDetails details;
		[CCode (has_construct_function = false)]
		public MenuItem (string name, string label, string tip, string icon);
		public static void list_free (GLib.List<Nautilus.MenuItem> item_list);
		public void set_submenu (Nautilus.Menu menu);
		[NoAccessorMethod]
		public string icon { owned get; set; }
		[NoAccessorMethod]
		public string label { owned get; set; }
		[NoAccessorMethod]
		public Nautilus.Menu menu { owned get; set; }
		[NoAccessorMethod]
		public string name { owned get; construct; }
		[NoAccessorMethod]
		public bool priority { get; set; }
		[NoAccessorMethod]
		public bool sensitive { get; set; }
		[NoAccessorMethod]
		public string tip { owned get; set; }
		[HasEmitter]
		public virtual signal void activate ();
	}
......
}

using Nautilus;
...
Nautilus.MenuItem item = new Nautilus.MenuItem("name", "label", "tip", null);
...

[1/4] Compiling Vala source
....
Compilation succeeded
[2/3] Compiling C object 'src/extension@exe/extension@exe_main.c.o'.
FAILED: src/extension@exe/extension@exe_main.c.o 
ccache cc  -Isrc/extension@exe -Isrc -I../../../../../Projects/extension/src -I/usr/include/glib-2.0 -I/usr/lib/glib-2.0/include -I/usr/include/at-spi2-atk/2.0 -I/usr/include/at-spi-2.0 -I/usr/include/dbus-1.0 -I/usr/lib/dbus-1.0/include -I/usr/include/gtk-3.0 -I/usr/include/gio-unix-2.0/ -I/usr/include/pango-1.0 -I/usr/include/atk-1.0 -I/usr/include/cairo -I/usr/include/pixman-1 -I/usr/include/freetype2 -I/usr/include/harfbuzz -I/usr/include/gdk-pixbuf-2.0 -I/usr/include/libpng16 -fdiagnostics-color=always -pipe -D_FILE_OFFSET_BITS=64 -w -O0 -g -O2 -g -pthread -MMD -MQ 'src/extension@exe/extension@exe_main.c.o' -MF 'src/extension@exe/src_extension@exe_main.c.o.d' -o 'src/extension@exe/src_extension@exe_main.c.o' -c 'src/extension@exe/main.c'
src/extension@exe/main.c:28:26: fatal error: Nautilus-3.0.h: No such file or directory
 #include "Nautilus-3.0.h"
                          ^
compilation terminated.
ninja: build stopped: subcommand failed.

[CCode (cheader_filename = "nautilus-menu-item.h", type_id = "nautilus_menu_item_get_type ()")]

.......main.c:28:32: fatal error: nautilus-menu-item.h: No such file or directory
 #include "nautilus-menu-item.h"
                                ^
compilation terminated.
ninja: build stopped: subcommand failed.

-------------
* Wed Aug 16 2017 Hans de Goede <jwrdegoede@fedoraproject.org>
- Enable CONFIG_DRM_VBOXVIDEO=m on x86
- Enable CONFIG_R8188EU=m on x86_64, some Cherry Trail devices use this
-------------

-------------
CONFIG_R8169=m
# CONFIG_R8188EU is not set
CONFIG_R8712U=m
-------------

src/gz chaos_calmer_base http://downloads.openwrt.org/chaos_calmer/15.05.1/ar71xx/generic/packages/base
src/gz chaos_calmer_luci http://downloads.openwrt.org/chaos_calmer/15.05.1/ar71xx/generic/packages/luci
src/gz chaos_calmer_packages http://downloads.openwrt.org/chaos_calmer/15.05.1/ar71xx/generic/packages/packages
src/gz chaos_calmer_routing http://downloads.openwrt.org/chaos_calmer/15.05.1/ar71xx/generic/packages/routing
src/gz chaos_calmer_telephony http://downloads.openwrt.org/chaos_calmer/15.05.1/ar71xx/generic/packages/telephony
src/gz chaos_calmer_management http://downloads.openwrt.org/chaos_calmer/15.05.1/ar71xx/generic/packages/management

using Gtk;

int main (string[] args) {
    Gtk.init (ref args);

    var window = new Window ();
    window.set_default_size (300, 300);
    window.destroy.connect (Gtk.main_quit);

    var geometry = new Gdk.Geometry();
    geometry.min_aspect = 1.0;
    geometry.max_aspect = 1.0;
    window.set_geometry_hints (window, geometry, Gdk.WindowHints.ASPECT);

    var aframe = new AspectFrame (null, 0.5f, 0.5f, 1.0f, false);

    var button = new Button.with_label ("Button 1:1");
  
    window.add (aframe);
    aframe.add (button);
    window.show_all ();

    Gtk.main ();
    return 0;
}

/* file.c */
struct _Str {
....
  int      *amount_of_numbers;
....
};

int main(int argc, char *argv[]) {

Str *s;
...
call_funct (s);
...
}

static void call_funct(Str *s) {

int amount;
...
amount = s->amount_of_numbers;
...
}

file.c:672:17: warning: assignment makes integer from pointer without a cast [-Wint-conversion]
  amount = s->amount_of_numbers;