ext/extconf.rb in gs2crmod-0.11.24 vs ext/extconf.rb in gs2crmod-0.11.26

@@ -1,7 +1,10 @@
 require 'mkmf'
 
-$CFLAGS = " -Wall -I../include "
+#Need to link with C GSL libraries to use in C extensions
+gsl_inc = `gsl-config --cflags`
+
+$CFLAGS = " -Wall -I../include #{gsl_inc}"
 
 srcs = Dir.glob("*.c")
                                                                                                          
 $objs = srcs.collect { |f| f.sub(".c", ".o") }