Still no go w/ 13770...
~/rockbox/build/apps/plugins/rockcalendar.o: In function `keyboard_loop':
rockcalendar.c
.tex t+0x720): undefined reference to `memcpy'
rockcalendar.c
.tex t+0x804): undefined reference to `memcpy'
rockcalendar.c
.tex t+0x83e): undefined reference to `memcpy'
rockcalendar.c
.tex t+0x87e): undefined reference to `memcpy'
rockcalendar.c
.tex t+0x8c4): undefined reference to `memcpy'
~/rockbox/build/apps/plugins/rockcalendar.o:rockc alendar.c
.text+0x9 6c): more undefined references to `memcpy' follow
collect2: ld returned 1 exit status
make[2]: *** [~/rockbox/build/apps/plugins/rockcalendar.elf] Error 1