Index: asymptote-2.32/settings.cc
===================================================================
--- asymptote-2.32/settings.cc
+++ asymptote-2.32/settings.cc	2015-02-09 09:10:17.434271307 +0100
@@ -90,14 +90,14 @@
 string HOME="HOME";
 string docdir=ASYMPTOTE_DOCDIR;
 const char pathSeparator=':';
-string defaultPSViewer="gv";
+string defaultPSViewer="xdg-open";
 #ifdef __APPLE__
 string defaultPDFViewer="open";
 #else  
-string defaultPDFViewer="acroread";
+string defaultPDFViewer="xdg-open";
 #endif  
 string defaultGhostscript="gs";
-string defaultGhostscriptLibrary="/usr/lib/libgs.so";
+string defaultGhostscriptLibrary="/usr/_LIB_/libgs.so._GS_MAJOR_";
 string defaultDisplay="display";
 string defaultAnimate="animate";
 void queryRegistry() {}