gentoo-overlay/sci-mathematics/gsl-shell/files/gsl-shell-2.2.0-pkg-config.patch

--- a/makepackages
+++ b/makepackages
@@ -52,17 +52,17 @@ else
   PTHREADS_LIBS = -lpthread
 
 else
-  AGG_INCLUDES = -I/usr/include/agg2
-  AGG_LIBS = -lagg -lX11
+  AGG_INCLUDES = $(shell $(PKG_CONFIG) --cflags libagg)
+  AGG_LIBS = $(shell $(PKG_CONFIG) --libs libagg) -lX11
 
-  GSL_INCLUDES =
-  GSL_LIBS = -lgsl -lblas
+  GSL_INCLUDES = $(shell $(PKG_CONFIG) --cflags gsl)
+  GSL_LIBS = $(shell $(PKG_CONFIG) --libs gsl)
 
-  FOX_INCLUDES := $(shell pkg-config fox --cflags)
-  FOX_LIBS = $(shell pkg-config fox --libs)
+  FOX_INCLUDES := $(shell $(PKG_CONFIG) fox --cflags)
+  FOX_LIBS = $(shell $(PKG_CONFIG) fox --libs)
 
-  FREETYPE_INCLUDES = -I/usr/include/freetype2
-  FREETYPE_LIBS = -lfreetype
+  FREETYPE_INCLUDES = $(shell $(PKG_CONFIG) --cflags freetype2)
+  FREETYPE_LIBS = $(shell $(PKG_CONFIG) --libs freetype2)
 
   PTHREADS_LIBS = -lpthread
   endif