HelenOS sources

L18N_WIN_LOCALE_SPANISH_TRADITIONAL   54 uspace/lib/c/include/l18n/langs.h 	L18N_WIN_LOCALE_SPANISH_TRADITIONAL = 0x040A,
L18N_WIN_LOCALE_SPANISH_TRADITIONAL   54 uspace/lib/posix/include/libc/l18n/langs.h 	L18N_WIN_LOCALE_SPANISH_TRADITIONAL = 0x040A,
HelenOS homepage, sources at GitHub