Fix the #includes in C examples

Author: linkmauve

examples/c_canvas_glfw_minimal/Makefile

@@ -5,7 +5,7 @@ RUST_TARGET_DIR?=../../target
 RUST_SRC_DIR?=../../c
 RUSTFLAGS?=
 
-CFLAGS?=-Wall -g -I../../c/build/include
+CFLAGS?=-Wall -g -I../../c/build/include/pathfinder_c
 LIBS?=-lpathfinder_c -lglfw
 MKDIR?=mkdir -p
 RM?=rm

examples/c_canvas_glfw_minimal/c_canvas_glfw_minimal.c

@@ -9,7 +9,7 @@
 // except according to those terms.
 
 #include <GLFW/glfw3.h>
-#include <pathfinder/pathfinder.h>
+#include <pathfinder_c.h>
 #include <stdarg.h>
 #include <stdbool.h>
 #include <stdio.h>

examples/c_canvas_minimal/Makefile

@@ -5,7 +5,7 @@ RUST_TARGET_DIR?=../../target
 RUST_SRC_DIR?=../../c
 RUSTFLAGS?=-C target-cpu=native
 
-CFLAGS?=-Wall -g -I../../c/build/include
+CFLAGS?=-Wall -g -I../../c/build/include/pathfinder_c
 LIBS?=-lpathfinder_c
 MKDIR?=mkdir -p
 RM?=rm

examples/c_canvas_minimal/c_canvas_minimal.c

@@ -10,7 +10,7 @@
 
 #include <SDL2/SDL.h>
 #include <SDL2/SDL_opengl.h>
-#include <pathfinder/pathfinder.h>
+#include <pathfinder_c.h>
 #include <stdarg.h>
 #include <stdbool.h>
 #include <stdio.h>