fix spurious warning

VERSIONS

@@ -88,6 +88,7 @@ development head:
 	redesign the UI for the chromosome view and individuals view, to provide "action buttons" for more user-visible configurability
 	add treeSeqMetadata() function to get the metadata from a .trees file, as a Dictionary, without reading in the tree sequence
 	updated to tskit 0.99.15 to try out C API 1.0 prerelease stuff
+	add [Ns$ timeUnit=NULL] parameter to initializeTreeSeq() to set the name of the tree-sequence recording time unit
 
 
 version 3.6 (build 2784; Eidos version 2.6):

core/slim_test.cpp

@@ -424,7 +424,7 @@ void _RunRelatednessTests(void)
 	// in a SLiM model is kind of a pain, and we want to test a bunch of different pedigrees here; it would just be too complex.  So we test
 	// the internal API of the Individual class here instead, and verify that it produces the correct values; relatedness() uses that.
 
-	typedef struct pedigree_test_info {
+	typedef struct pedigree_test_info_ {
 		slim_pedigreeid_t A;
 		slim_pedigreeid_t A_P1;
 		slim_pedigreeid_t A_P2;