Still need to #define inline for MSVC
I only tested with VS2015 earlier, but previous versions apparently still
don't know that standard C99 keyword though it's documented on MSDN...
diff --git a/library/ecp.c b/library/ecp.c
index 16961e5..c5464e3 100644
--- a/library/ecp.c
+++ b/library/ecp.c
@@ -63,9 +63,9 @@
#define mbedtls_free free
#endif
-#if defined(__ARMCC_VERSION) && !defined(inline)
+#if ( defined(__ARMCC_VERSION) || defined(_MSC_VER) ) && !defined(inline)
#define inline __inline
-#endif /* __ARMCC_VERSION */
+#endif
/* Implementation that should never be optimized out by the compiler */
static void mbedtls_zeroize( void *v, size_t n ) {