[gobject-introspection] Makefile.instrospection: search for MINGW instead of MINGW32

[Ignacio Casal Quinteiro <icq src gnome org>]

commit 2699b11503550bcfde7a31bf867e4cf780d3d5f9
Author: Ignacio Casal Quinteiro <icq gnome org>
Date:   Wed Mar 25 14:35:12 2015 +0100

    Makefile.instrospection: search for MINGW instead of MINGW32
    
    On mingw64 the right string to search is MINGW64 so instead of
    search for a specific one we just search for the generic MINGW.
    Thanks Alexey for finding out this problem.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=746740

 Makefile.introspection |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/Makefile.introspection b/Makefile.introspection
index bcfecba..b458166 100644
--- a/Makefile.introspection
+++ b/Makefile.introspection
@@ -68,7 +68,7 @@ _gir_export_packages = $(foreach pkg,$($(_gir_name)_EXPORT_PACKAGES),--pkg-expor
 # a command-line argument --libtool="/bin/sh ../../libtool" into
 # --libtool=c:/opt/msys/1.0/bin/libtool. So just use sh.exe without path
 # because we already "know" where the libtool configure produced is.
-_gir_libtool = $(if $(findstring MINGW32,$(shell uname -s)),--libtool="$(top_builddir)/libtool",$(if 
$(LIBTOOL),--libtool="$(LIBTOOL)"))
+_gir_libtool = $(if $(findstring MINGW,$(shell uname -s)),--libtool="$(top_builddir)/libtool",$(if 
$(LIBTOOL),--libtool="$(LIBTOOL)"))
 
 # Macros for AM_SILENT_RULES prettiness
 _gir_verbosity = $(if $(AM_DEFAULT_VERBOSITY),$(AM_DEFAULT_VERBOSITY),1)