# Trustedbird Configuration File
-mk_add_options MOZ_OBJDIR=@TOPSRCDIR@/obj-trustedbird
-ac_add_options --enable-application=mail
-ac_add_options --enable-optimize
-ac_add_options --disable-debug
+mk_add_options MOZ_OBJDIR=@TOPSRCDIR@/obj
+
+###############################################
+# Linux debug configuration
ac_add_options --disable-tests
+ac_add_options --enable-application=mail
+#ac_add_options --enable-debug
+#ac_add_options --enable-trace-malloc
+#ac_add_options --enable-signmar
+#ac_add_options --enable-elf-hack
+ac_add_options --enable-optimize="-Os"
+
+# Avoid dependency on libstdc++ 4.5
+#ac_add_options --enable-stdcxx-compat
+
+# For NSS symbols
+export MOZ_DEBUG_SYMBOLS=1
+
+# Enable parallel compiling
+CONCURRENCY=$(( `grep processor /proc/cpuinfo | wc -l` + 2 ))
+mk_add_options MOZ_MAKE_FLAGS="-j$CONCURRENCY"
+
+# Use ccache
+ac_add_options --with-ccache=/usr/bin/ccache
+################################################