diff -up pegasus/mak/config-linux.mak.orig pegasus/mak/config-linux.mak
--- pegasus/mak/config-linux.mak.orig	2013-08-27 15:22:41.313769266 +0200
+++ pegasus/mak/config-linux.mak	2013-08-27 15:23:45.137019051 +0200
@@ -125,7 +125,7 @@ else
   # appeared in the 3.0 series of compilers.
   #
   ifeq ($(COMPILER), gnu)
-   FLAGS += -s
+   FLAGS += -g
    ifeq ($(shell expr $(GCC_VERSION) '>=' 3.0), 1)
      EXTRA_CXX_FLAGS += -fno-enforce-eh-specs
    endif