updated for version 7.0179
diff --git a/src/Makefile b/src/Makefile
index 8dd1be3..810dd7b 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -532,9 +532,12 @@
# PROFILING - Uncomment the next two lines to do profiling with gcc and gprof.
# Might not work with GUI or Perl.
+# For unknown reasons adding "-lc" fixes a linking problem with GCC. That's
+# probably a bug in the "-pg" implementation.
# Need to recompile everything after changing this: "make clean" "make".
#PROFILE_CFLAGS = -pg -g
#PROFILE_LIBS = -pg
+#PROFILE_LIBS = -pg -lc
# MEMORY LEAK DETECTION
# Requires installing the ccmalloc library.