Package check result: OK

Post-processing issues found:

File: build_vignettes.log
/home/hornik/src/R/src/main/dotcode.c:760:11: runtime error: call to function R_bit_set_attr through pointer to incorrect function type 'struct SEXPREC *(*)(struct SEXPREC *, struct SEXPREC *, struct SEXPREC *)'
/home/hornik/src/R/src/main/dotcode.c:751:11: runtime error: call to function externalptr_new through pointer to incorrect function type 'struct SEXPREC *(*)(void)'