This static library gets included directly into libgstreamer-1.0.so, so it needs
the same GST_EXPORTS definition as the rest of the code that's compiled into
that otherwise it will try to find the constants it uses from gstinfo via DLL
importing (__declspec(dllimport)).
Fixes https://ci.gstreamer.net/job/cerbero-cross-mingw32/4393/
nodist_libgstparse_la_SOURCES = lex.priv_gst_parse_yy.c grammar.tab.c grammar.tag.h parse_lex.h
CLEANFILES += grammar.tab.c lex.priv_gst_parse_yy.c
-libgstparse_la_CFLAGS = $(GST_ALL_CFLAGS) -DYYMALLOC=g_malloc -DYYFREE=g_free
+libgstparse_la_CFLAGS = $(GST_ALL_CFLAGS) -DGST_EXPORTS -DYYMALLOC=g_malloc -DYYFREE=g_free
libgstparse_la_LIBADD = $(GST_ALL_LIBS)
noinst_HEADERS = types.h