Test installing carla hearders system wide

Makefile

@@ -141,6 +141,14 @@ doxygen:
 
 # --------------------------------------------------------------
 
+install-dev:
+	install -d $(DESTDIR)$(PREFIX)/include/carla/
+	install -d $(DESTDIR)$(PREFIX)/include/carla/includes/
+
+	install -m 644 source/backend/CarlaBackend.h  $(DESTDIR)$(PREFIX)/include/carla/
+	install -m 644 source/backend/CarlaHost.h     $(DESTDIR)$(PREFIX)/include/carla/
+	install -m 644 source/includes/CarlaDefines.h $(DESTDIR)$(PREFIX)/include/carla/includes/
+
 install:
 	# Create directories
 	install -d $(DESTDIR)$(PREFIX)/bin/

source/backend/CarlaBackend.h

@@ -1190,7 +1190,7 @@ typedef struct _MidiProgramData {
     uint32_t program;
 
     /*!
-     * Midi program name.
+     * MIDI program name.
      */
     const char* name;
 

source/tests/Makefile

@@ -24,7 +24,7 @@ BUILD_CXX_FLAGS += -isystem /opt/kxstudio/include
 
 # --------------------------------------------------------------
 
-ANSI_FLAGS  = -DBUILD_ANSI_TEST -I../backend -I../includes
+ANSI_FLAGS  = -DBUILD_ANSI_TEST -DREAL_BUILD -I/usr/include/carla -I/usr/include/carla/includes
 ANSI_FLAGS += -Wall -Wextra -Werror
 BASE_FLAGS += -DDEBUG -O0 -g
 BASE_FLAGS += -ansi -pedantic -pedantic-errors