Give all symbols nested in functions internal linkage, unless it's one of the other special cases. (for example: this shouldn't be done if the symbol in question is also nested in a template; such symbols should get template-like linkage)

module typeinfos2;

import
typeinfo2.ti_AC,
typeinfo2.ti_Adouble,
typeinfo2.ti_Afloat,
typeinfo2.ti_Ag,
typeinfo2.ti_Aint,
typeinfo2.ti_Along,
typeinfo2.ti_Areal,
typeinfo2.ti_Ashort,
typeinfo2.ti_C;