lang/ocaml compilation error

[Mayuresh <mayuresh%acm.org@localhost>]

Got this error in pkgsrc-current updated today.
NetBSD 6.1, i386, using /usr/bin/gcc which shows gcc version 4.5.3 (NetBSD
nb2 20110806) 


signals_asm.c:75:61: warning: 'struct sigcontext' declared inside
parameter list
signals_asm.c:75:61: warning: its scope is only this definition or
declaration, which is probably not what you want
signals_asm.c:195:60: warning: 'struct sigcontext' declared inside
parameter list
signals_asm.c: In function 'segv_handler':
signals_asm.c:211:30: error: dereferencing pointer to incomplete type
signals_asm.c:211:85: error: dereferencing pointer to incomplete type
signals_asm.c:211:140: error: dereferencing pointer to incomplete type
signals_asm.c:211:199: error: dereferencing pointer to incomplete type
signals_asm.c:211:277: error: dereferencing pointer to incomplete type
signals_asm.c:211:325: error: dereferencing pointer to incomplete type
gmake[2]: *** [signals_asm.o] Error 1
gmake[1]: *** [makeruntimeopt] Error 2
gmake: *** [opt] Error 2


Mayuresh