configure plugin path in scripts

scripts/Makefile.am

@@ -1,4 +1,5 @@
 INCLUDES = -I$(top_srcdir)/src/libstrongswan
+AM_CFLAGS =-DIPSEC_PLUGINDIR=\"${plugindir}\"
 
 noinst_PROGRAMS = bin2array bin2sql id2sql key2keyid
 bin2array_SOURCES = bin2array.c

scripts/key2keyid.c

@@ -22,7 +22,7 @@ int main(int argc, char *argv[])
 	//dbg = dbg_stderr;
 	
 	library_init(NULL);
-	lib->plugins->load(lib->plugins, "/usr/local/libexec/ipsec/plugins", "gmp pubkey sha1");
+	lib->plugins->load(lib->plugins, IPSEC_PLUGINDIR, "gmp pubkey sha1");
 	atexit(library_deinit);
 
 	read = fread(buf, 1, sizeof(buf), stdin);