[gexiv2] Fix check for darwin

[Jens Georg <jensgeorg src gnome org>]

commit 35751fcbcd725f1e277b63e59fcfd7bb268bbf8a
Author: Jens Georg <mail jensge org>
Date:   Tue Feb 6 20:48:19 2018 +0100

    Fix check for darwin
    
    https://bugzilla.gnome.org/show_bug.cgi?id=791941

 configure.ac |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index bb2e048..e1451a3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -207,7 +207,7 @@ esac
 AC_MSG_RESULT([$target_or_host])
 
 #################
-# Check for Win32
+# Check for OS X
 #################
 
 AC_MSG_CHECKING([OS X platform])
@@ -220,7 +220,7 @@ case "$target_or_host" in
     ;;
 esac
 AC_MSG_RESULT([$platform_darwin])
-AM_CONDITIONAL(PLATFORM_DARWIN, test "$platform_win32" = "yes")
+AM_CONDITIONAL(PLATFORM_DARWIN, test "$platform_darwin" = "yes")
 
 
 #################