Fix the build when builddir is different from srcdir.

examples/opengl/Makefile.am

@@ -1,5 +1,5 @@
 bin_PROGRAMS = openglexample
 AM_CPPFLAGS = -Wall -Werror -I$(top_srcdir)/include -DOHMD_STATIC $(sdl_CFLAGS) $(GLEW_CFLAGS)
 openglexample_SOURCES = gl.c main.c
-openglexample_LDADD = $(top_srcdir)/src/libopenhmd.la -lm 
+openglexample_LDADD = $(top_builddir)/src/libopenhmd.la -lm
 openglexample_LDFLAGS = -static-libtool-libs $(sdl_LIBS) $(GLEW_LIBS) $(GL_LIBS)

examples/simple/Makefile.am

@@ -1,5 +1,5 @@
 bin_PROGRAMS = simple
 AM_CPPFLAGS = -Wall -I$(top_srcdir)/include -DOHMD_STATIC
 simple_SOURCES = simple.c
-simple_LDADD = $(top_srcdir)/src/libopenhmd.la -lm
+simple_LDADD = $(top_builddir)/src/libopenhmd.la -lm
 simple_LDFLAGS = -static-libtool-libs

tests/unittests/Makefile.am

@@ -1,5 +1,5 @@
 bin_PROGRAMS = unittests
 AM_CPPFLAGS = -Wall -Werror -I$(top_srcdir)/include -I$(top_srcdir)/src -DOHMD_STATIC
 unittests_SOURCES = main.c quat.c vec.c highlevel.c
-unittests_LDADD = $(top_srcdir)/src/libopenhmd.la -lm
+unittests_LDADD = $(top_builddir)/src/libopenhmd.la -lm
 unittests_LDFLAGS = -static-libtool-libs