build: uname on opensolaris returns 1 for success

check for -1 as failure, not 0 for success

diff --git a/buildtools/wafsamba/samba_conftests.py b/buildtools/wafsamba/samba_conftests.py
index ecdf8e7abd2872a63ef36a1615f8e0744c9ef9ae..e709929ba967bd754332e1115fd320fbaa8c276f 100644 (file)
--- a/buildtools/wafsamba/samba_conftests.py
+++ b/buildtools/wafsamba/samba_conftests.py
@@ -267,7 +267,7 @@ def CHECK_UNAME(conf):
     for v in "sysname machine release version".split():
         if not conf.CHECK_CODE('''
                                struct utsname n;
-                               if (uname(&n) != 0) return -1;
+                               if (uname(&n) == -1) return -1;
                                printf("%%s", n.%s);
                                ''' % v,
                                define='SYSTEM_UNAME_%s' % v.upper(),