Removing extern/lib-x86-64-linux/pkgconfig

extern/lib-x86-64-linux/pkgconfig/SDL_image.pc

@@ -1,12 +0,0 @@
-prefix=/home/godlike/src/SDL_image/install
-exec_prefix=${prefix}
-libdir=${exec_prefix}/lib
-includedir=${prefix}/include
-
-Name: SDL_image
-Description: image loading library for Simple DirectMedia Layer
-Version: 1.2.10
-Requires: sdl >= 1.2.10
-Libs: -L${libdir} -lSDL_image
-Cflags: -I${includedir}/SDL
-

extern/lib-x86-64-linux/pkgconfig/glew.pc

@@ -1,10 +0,0 @@
-prefix=/usr
-exec_prefix=/usr/bin
-libdir=/usr/lib64
-includedir=/usr/include/GL
-
-Name: glew
-Description: The OpenGL Extension Wrangler library
-Version: 1.5.5
-Cflags: -I${includedir}
-Libs: -L${libdir} -lGLEW

extern/lib-x86-64-linux/pkgconfig/sdl.pc

@@ -1,15 +0,0 @@
-# sdl pkg-config source file
-
-prefix=/home/godlike/src/SDL/install
-exec_prefix=${prefix}
-libdir=${exec_prefix}/lib
-includedir=${prefix}/include
-
-Name: sdl
-Description: Simple DirectMedia Layer is a cross-platform multimedia library designed to provide low level access to audio, keyboard, mouse, joystick, 3D hardware via OpenGL, and 2D video framebuffer.
-Version: 1.3.0
-Requires:
-Conflicts:
-Libs: -L${libdir} -Wl,-rpath,${libdir} -lSDL  -lpthread
-Libs.private: -lSDL  -lpthread  -lm -ldl -lpthread
-Cflags: -I${includedir}/SDL  -D_REENTRANT