Merge pull request #336 from pastalian/fix-glib-header #1307

Job	Run time
macos-Debug	2m 17s
msys2-mingw64 (Debug, false)	7m 29s
macos-RelWithDebInfo	2m 33s
msys2-mingw64 (RelWithDebInfo, false)	7m 31s
linux-Debug	7m 45s
msys2-mingw64 (MinSizeRel, false)	5m 24s
linux-RelWithDebInfo	8m 28s
msys2-mingw64 (RelWithDebInfo, true)	7m 3s
linux-MinSizeRel	7m 20s
	55m 50s

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