Define 'inline' for SDCC so that code can use the inline storage class if not supported

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@74 42af7a65-404d-4744-a932-0658087f49c3

include/nuttx/compiler.h

@@ -159,6 +159,7 @@
 /* SDCC does not support inline functions */
 
 # undef  CONFIG_HAVE_INLINE
+# define inline
 
 /* SDCC does not support type long long or type double */
 
@@ -191,6 +192,7 @@
 # undef  CONFIG_LONG_IS_NOT_INT
 # undef  CONFIG_PTR_IS_NOT_INT
 # undef  CONFIG_HAVE_INLINE
+# define inline
 # undef  CONFIG_HAVE_LONG_LONG
 # undef  CONFIG_HAVE_DOUBLE
 # undef  CONFIG_CAN_PASS_STRUCTS