X-Git-Url: https://pd.if.org/git/?p=pdclib;a=blobdiff_plain;f=functions%2Fstring%2Fstrdup.c;h=9be484a623eb4e760f7dd7b395b8195191f76ea6;hp=6ed0f832feef21b29ec9871c622c6661c75a7b4b;hb=5b64e18a94a184cc73392d563a1f3e0dbd3bdbf8;hpb=1cc4363093c919f79eafac209bb5c41548d3f88f

diff --git a/functions/string/strdup.c b/functions/string/strdup.c
index 6ed0f83..9be484a 100644
--- a/functions/string/strdup.c
+++ b/functions/string/strdup.c
@@ -4,6 +4,10 @@
    Permission is granted to use, modify, and / or redistribute at will.
 */
 
+#ifdef REGTEST
+#define _POSIX_C_SOURCE 200809L
+#endif
+
 #include <string.h>
 #include <stdlib.h>
 
@@ -32,13 +36,13 @@ int main( void )
     const char *teststr2 = "An alternative test string with non-7-bit characters \xFE\x8C\n";
     char *testres, *testres2;
 
-    TESTCASE(testres  = strdup(teststr));
-    TESTCASE(testres2 = strdup(teststr2));
+    TESTCASE((testres  = strdup(teststr)) != NULL);
+    TESTCASE((testres2 = strdup(teststr2)) != NULL);
     TESTCASE(strcmp(testres, teststr) == 0);
     TESTCASE(strcmp(testres2, teststr2) == 0);
     free(testres);
     free(testres2);
-    
+
     return TEST_RESULTS;
 }