-fno-common

Index: src/addagent/manage_agents.h
--- src/addagent/manage_agents.h.orig
+++ src/addagent/manage_agents.h
@@ -144,4 +144,4 @@ extern fpos_t fp_pos;
 #define GMF_UNKN_ERROR  ARGV0 ": Could not run GetModuleFileName which returned (%ld).\n"
 
 
-int willchroot;
+extern int willchroot;
