Author: Daniel Baumann <daniel.baumann@progress-linux.org>
Description: Setting icon-theme to "system".

diff -Naurp inkscape.orig/src/preferences-skeleton.h inkscape/src/preferences-skeleton.h
--- inkscape.orig/src/preferences-skeleton.h
+++ inkscape/src/preferences-skeleton.h
@@ -509,12 +509,12 @@ static char const preferences_skeleton[]
   <group
      id="theme"
      defaultPreferDarkTheme="0"
-     defaultIconTheme="multicolor"
+     defaultIconTheme="Adwaita"
      defaultGtkTheme="Adwaita"
      narrowSpinButton="1"
      preferDarkTheme="0"
      darkTheme="0"
-     symbolicIcons="1"
+     symbolicIcons="0"
      symbolicDefaultBaseColors="1"
      symbolicDefaultHighColors="0"/>
 </inkscape>