macOS: fix build of hidtest using autotools

Fix github issue libusb#114

Author: LudovicRousseau

hidtest/Makefile.am

@@ -4,17 +4,17 @@ AM_CPPFLAGS = -I$(top_srcdir)/hidapi/
 if OS_LINUX
 noinst_PROGRAMS = hidtest-libusb hidtest-hidraw
 
-hidtest_hidraw_SOURCES = hidtest.c
+hidtest_hidraw_SOURCES = test.c
 hidtest_hidraw_LDADD = $(top_builddir)/linux/libhidapi-hidraw.la
 
-hidtest_libusb_SOURCES = hidtest.c
+hidtest_libusb_SOURCES = test.c
 hidtest_libusb_LDADD = $(top_builddir)/libusb/libhidapi-libusb.la
 else
 
 # Other OS's
 noinst_PROGRAMS = hidtest
 
-hidtest_SOURCES = hidtest.c
+hidtest_SOURCES = test.c
 hidtest_LDADD = $(top_builddir)/$(backend)/libhidapi.la
 
 endif