Add initial support for USB output communication

[libam7xxx.git] / Makefile

diff --git a/Makefile b/Makefile
index b8515ad..ed57b89 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -41,9 +41,10 @@ bindir := $(PREFIX)/sbin
 
 all: picoproj
 
-CFLAGS += -D_BSD_SOURCE
-picoproj: picoproj.o
+CFLAGS += -D_BSD_SOURCE # for htole32()
+CFLAGS += -D_POSIX_C_SOURCE=2 # for getopt()
 
+picoproj: picoproj.o
 
 install: picoproj
        install -d $(DESTDIR)$(bindir)