diff --git a/README.md b/README.md
index 4ea7a66..e09e30d 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ Toxic is a [Tox](https://tox.im)-based instant messenging client which formerly
 [![Toxic Screenshot](https://i.imgur.com/san99Z2.png "Home Screen")](https://i.imgur.com/san99Z2.png)
 
 ## Installation
-[Use our repositories](https://wiki.tox.chat/Binaries#Linux)<br />
+[Use our repositories](https://wiki.tox.chat/doku.php?id=developers:binaries#other_linux)<br />
 [Compile it yourself](/INSTALL.md)
 
 ## Downloads
diff --git a/cfg/checks/av.mk b/cfg/checks/av.mk
index 4d3837e..338cb4c 100644
--- a/cfg/checks/av.mk
+++ b/cfg/checks/av.mk
@@ -8,13 +8,13 @@ else
 endif
 
 # Check if we can build audio support
-CHECK_AUDIO_LIBS = $(shell pkg-config --exists $(AUDIO_LIBS) || echo -n "error")
+CHECK_AUDIO_LIBS = $(shell $(PKG_CONFIG) --exists $(AUDIO_LIBS) || echo -n "error")
 ifneq ($(CHECK_AUDIO_LIBS), error)
     LIBS += $(AUDIO_LIBS)
     CFLAGS += $(AUDIO_CFLAGS)
     OBJ += $(AUDIO_OBJ)
 else ifneq ($(MAKECMDGOALS), clean)
-    MISSING_AUDIO_LIBS = $(shell for lib in $(AUDIO_LIBS) ; do if ! pkg-config --exists $$lib ; then echo $$lib ; fi ; done)
+    MISSING_AUDIO_LIBS = $(shell for lib in $(AUDIO_LIBS) ; do if ! $(PKG_CONFIG) --exists $$lib ; then echo $$lib ; fi ; done)
     $(warning WARNING -- Toxic will be compiled without audio support)
     $(warning WARNING -- You need these libraries for audio support)
     $(warning WARNING -- $(MISSING_AUDIO_LIBS))
diff --git a/cfg/checks/check_features.mk b/cfg/checks/check_features.mk
index 430d1af..1b613db 100644
--- a/cfg/checks/check_features.mk
+++ b/cfg/checks/check_features.mk
@@ -25,12 +25,12 @@ ifneq ($(DESK_NOTIFY), disabled)
 endif
 
 # Check if we can build Toxic
-CHECK_LIBS = $(shell pkg-config --exists $(LIBS) || echo -n "error")
+CHECK_LIBS = $(shell $(PKG_CONFIG) --exists $(LIBS) || echo -n "error")
 ifneq ($(CHECK_LIBS), error)
-    CFLAGS += $(shell pkg-config --cflags $(LIBS))
-    LDFLAGS += $(shell pkg-config --libs $(LIBS))
+    CFLAGS += $(shell $(PKG_CONFIG) --cflags $(LIBS))
+    LDFLAGS += $(shell $(PKG_CONFIG) --libs $(LIBS))
 else ifneq ($(MAKECMDGOALS), clean)
-    MISSING_LIBS = $(shell for lib in $(LIBS) ; do if ! pkg-config --exists $$lib ; then echo $$lib ; fi ; done)
+    MISSING_LIBS = $(shell for lib in $(LIBS) ; do if ! $(PKG_CONFIG) --exists $$lib ; then echo $$lib ; fi ; done)
     $(warning ERROR -- Cannot compile Toxic)
     $(warning ERROR -- You need these libraries)
     $(warning ERROR -- $(MISSING_LIBS))
diff --git a/cfg/checks/desktop_notifications.mk b/cfg/checks/desktop_notifications.mk
index 97d2531..edcdc4f 100644
--- a/cfg/checks/desktop_notifications.mk
+++ b/cfg/checks/desktop_notifications.mk
@@ -3,12 +3,12 @@ DESK_NOTIFY_LIBS = libnotify
 DESK_NOTIFY_CFLAGS = -DBOX_NOTIFY
 
 # Check if we can build desktop notifications support
-CHECK_DESK_NOTIFY_LIBS = $(shell pkg-config --exists $(DESK_NOTIFY_LIBS) || echo -n "error")
+CHECK_DESK_NOTIFY_LIBS = $(shell $(PKG_CONFIG) --exists $(DESK_NOTIFY_LIBS) || echo -n "error")
 ifneq ($(CHECK_DESK_NOTIFY_LIBS), error)
     LIBS += $(DESK_NOTIFY_LIBS)
     CFLAGS += $(DESK_NOTIFY_CFLAGS)
 else ifneq ($(MAKECMDGOALS), clean)
-    MISSING_DESK_NOTIFY_LIBS = $(shell for lib in $(DESK_NOTIFY_LIBS) ; do if ! pkg-config --exists $$lib ; then echo $$lib ; fi ; done)
+    MISSING_DESK_NOTIFY_LIBS = $(shell for lib in $(DESK_NOTIFY_LIBS) ; do if ! $(PKG_CONFIG) --exists $$lib ; then echo $$lib ; fi ; done)
     $(warning WARNING -- Toxic will be compiled without desktop notifications support)
     $(warning WARNING -- You need these libraries for desktop notifications support)
     $(warning WARNING -- $(MISSING_DESK_NOTIFY_LIBS))
diff --git a/cfg/checks/sound_notifications.mk b/cfg/checks/sound_notifications.mk
index e8dc699..b1a2d94 100644
--- a/cfg/checks/sound_notifications.mk
+++ b/cfg/checks/sound_notifications.mk
@@ -8,13 +8,13 @@ else
 endif
 
 # Check if we can build sound notifications support
-CHECK_SND_NOTIFY_LIBS = $(shell pkg-config --exists $(SND_NOTIFY_LIBS) || echo -n "error")
+CHECK_SND_NOTIFY_LIBS = $(shell $(PKG_CONFIG) --exists $(SND_NOTIFY_LIBS) || echo -n "error")
 ifneq ($(CHECK_SND_NOTIFY_LIBS), error)
     LIBS += $(SND_NOTIFY_LIBS)
     CFLAGS += $(SND_NOTIFY_CFLAGS)
     OBJ += $(SND_NOTIFY_OBJ)
 else ifneq ($(MAKECMDGOALS), clean)
-    MISSING_SND_NOTIFY_LIBS = $(shell for lib in $(SND_NOTIFY_LIBS) ; do if ! pkg-config --exists $$lib ; then echo $$lib ; fi ; done)
+    MISSING_SND_NOTIFY_LIBS = $(shell for lib in $(SND_NOTIFY_LIBS) ; do if ! $(PKG_CONFIG) --exists $$lib ; then echo $$lib ; fi ; done)
     $(warning WARNING -- Toxic will be compiled without sound notifications support)
     $(warning WARNING -- You need these libraries for sound notifications support)
     $(warning WARNING -- $(MISSING_SND_NOTIFY_LIBS))
diff --git a/cfg/checks/x11.mk b/cfg/checks/x11.mk
index 94c2f97..ba36831 100644
--- a/cfg/checks/x11.mk
+++ b/cfg/checks/x11.mk
@@ -4,13 +4,13 @@ X11_CFLAGS = -DX11
 X11_OBJ = xtra.o
 
 # Check if we can build X11 support
-CHECK_X11_LIBS = $(shell pkg-config --exists $(X11_LIBS) || echo -n "error")
+CHECK_X11_LIBS = $(shell $(PKG_CONFIG) --exists $(X11_LIBS) || echo -n "error")
 ifneq ($(CHECK_X11_LIBS), error)
     LIBS += $(X11_LIBS)
     CFLAGS += $(X11_CFLAGS)
     OBJ += $(X11_OBJ)
 else ifneq ($(MAKECMDGOALS), clean)
-    MISSING_X11_LIBS = $(shell for lib in $(X11_LIBS) ; do if ! pkg-config --exists $$lib ; then echo $$lib ; fi ; done)
+    MISSING_X11_LIBS = $(shell for lib in $(X11_LIBS) ; do if ! $(PKG_CONFIG) --exists $$lib ; then echo $$lib ; fi ; done)
     $(warning WARNING -- Toxic will be compiled without x11 support (needed for focus tracking and drag&drop support))
     $(warning WARNING -- You need these libraries for x11 support)
     $(warning WARNING -- $(MISSING_X11_LIBS))
diff --git a/cfg/global_vars.mk b/cfg/global_vars.mk
index d5c7b57..fb71e4d 100644
--- a/cfg/global_vars.mk
+++ b/cfg/global_vars.mk
@@ -28,3 +28,5 @@ BINDIR = $(PREFIX)/bin
 DATADIR = $(PREFIX)/share/toxic
 MANDIR = $(PREFIX)/share/man
 APPDIR = $(PREFIX)/share/applications
+# Platform tools
+PKG_CONFIG = pkg-config
diff --git a/misc/DHTnodes b/misc/DHTnodes
index 1e867a9..93c2993 100644
--- a/misc/DHTnodes
+++ b/misc/DHTnodes
@@ -1 +1,2 @@
 192.254.75.104 33445 6058FF1DA1E013AD4F829CBE8E5DDFD30A4DE55901B0997832E3E8A64E19026C
+