Index: mlt-0.3.0/src/modules/sox/filter_sox.c
===================================================================
--- mlt-0.3.0.orig/src/modules/sox/filter_sox.c
+++ mlt-0.3.0/src/modules/sox/filter_sox.c
@@ -33,9 +33,13 @@
 #	define ST_SUCCESS SOX_SUCCESS
 #	define st_sample_t sox_sample_t
 #	define eff_t sox_effect_t*
-#	define st_size_t sox_size_t
 #	define ST_LIB_VERSION_CODE SOX_LIB_VERSION_CODE
 #	define ST_LIB_VERSION SOX_LIB_VERSION
+#if (ST_LIB_VERSION_CODE >= ST_LIB_VERSION(14,2,0))
+#	define st_size_t size_t
+#else
+#	define st_size_t sox_size_t
+#endif
 #	define ST_SIGNED_WORD_TO_SAMPLE(d,clips) SOX_SIGNED_16BIT_TO_SAMPLE(d,clips)
 #if (ST_LIB_VERSION_CODE >= ST_LIB_VERSION(14,1,0))
 #	define ST_SSIZE_MIN SOX_SAMPLE_MIN