Hi, I am building a toolchain for mips platform. I am using binutils-2.15 gcc-3.4.3 glibc-2.3.3 linux-2.6.9 (from linux-mips.org) First I built binutils and now I was setting up the bootstrap compiler. However when I do "make all-gcc" I get the following errors. In file included from ./gthr-default.h:1, from ../../gcc-3.4.3/gcc/gthr.h:96, from ../../gcc-3.4.3/gcc/unwind-dw2.c:42: ../../gcc-3.4.3/gcc/gthr-posix.h:43:21: pthread.h: No such file or directory ../../gcc-3.4.3/gcc/gthr-posix.h:44:20: unistd.h: No such file or directory In file included from ./gthr-default.h:1, from ../../gcc-3.4.3/gcc/gthr.h:96, from ../../gcc-3.4.3/gcc/unwind-dw2.c:42: ../../gcc-3.4.3/gcc/gthr-posix.h:46: error: parse error before "__gthread_key_t" ../../gcc-3.4.3/gcc/gthr-posix.h:46: warning: type defaults to `int' in declaration of `__gthread_key_t' ../../gcc-3.4.3/gcc/gthr-posix.h:46: warning: data definition has no type or storage class ../../gcc-3.4.3/gcc/gthr-posix.h:47: error: parse error before "__gthread_once_t" ../../gcc-3.4.3/gcc/gthr-posix.h:47: warning: type defaults to `int' in declaration of `__gthread_once_t' ../../gcc-3.4.3/gcc/gthr-posix.h:47: warning: data definition has no type or storage class ../../gcc-3.4.3/gcc/gthr-posix.h:48: error: parse error before "__gthread_mutex_t" ../../gcc-3.4.3/gcc/gthr-posix.h:48: warning: type defaults to `int' in declaration of `__gthread_mutex_t' ../../gcc-3.4.3/gcc/gthr-posix.h:48: warning: data definition has no type or storage class ../../gcc-3.4.3/gcc/gthr-posix.h: In function `__gthread_active_p': ../../gcc-3.4.3/gcc/gthr-posix.h:96: error: `pthread_create' undeclared (first use in this function) ../../gcc-3.4.3/gcc/gthr-posix.h:96: error: (Each undeclared identifier is reported only once ../../gcc-3.4.3/gcc/gthr-posix.h:96: error: for each function it appears in.) ../../gcc-3.4.3/gcc/gthr-posix.h: At top level: ../../gcc-3.4.3/gcc/gthr-posix.h:456: error: parse error before '*' token ../../gcc-3.4.3/gcc/gthr-posix.h:456: error: parse error before ')' token ../../gcc-3.4.3/gcc/gthr-posix.h:465: error: parse error before '*' token ../../gcc-3.4.3/gcc/gthr-posix.h:465: error: parse error before ')' token ../../gcc-3.4.3/gcc/gthr-posix.h:471: error: parse error before "key" ../../gcc-3.4.3/gcc/gthr-posix.h:472: warning: function declaration isn't a prototype ../../gcc-3.4.3/gcc/gthr-posix.h: In function `__gthread_key_delete': ../../gcc-3.4.3/gcc/gthr-posix.h:472: warning: old-style parameter declaration ../../gcc-3.4.3/gcc/gthr-posix.h:473: warning: implicit declaration of function `pthread_key_delete' ../../gcc-3.4.3/gcc/gthr-posix.h:473: error: `key' undeclared (first use in this function) ../../gcc-3.4.3/gcc/gthr-posix.h: At top level: ../../gcc-3.4.3/gcc/gthr-posix.h:477: error: parse error before "key" ../../gcc-3.4.3/gcc/gthr-posix.h:478: warning: function declaration isn't a prototype ../../gcc-3.4.3/gcc/gthr-posix.h: In function `__gthread_getspecific': ../../gcc-3.4.3/gcc/gthr-posix.h:478: warning: old-style parameter declaration ../../gcc-3.4.3/gcc/gthr-posix.h:479: warning: implicit declaration of function `pthread_getspecific' ../../gcc-3.4.3/gcc/gthr-posix.h:479: error: `key' undeclared (first use in this function) ../../gcc-3.4.3/gcc/gthr-posix.h:479: warning: return makes pointer from integer without a cast ../../gcc-3.4.3/gcc/gthr-posix.h: At top level: ../../gcc-3.4.3/gcc/gthr-posix.h:483: error: parse error before "key" ../../gcc-3.4.3/gcc/gthr-posix.h:484: warning: function declaration isn't a prototype ../../gcc-3.4.3/gcc/gthr-posix.h: In function `__gthread_setspecific': ../../gcc-3.4.3/gcc/gthr-posix.h:484: warning: old-style parameter declaration ../../gcc-3.4.3/gcc/gthr-posix.h:485: warning: implicit declaration of function `pthread_setspecific' ../../gcc-3.4.3/gcc/gthr-posix.h:485: error: `key' undeclared (first use in this function) ../../gcc-3.4.3/gcc/gthr-posix.h:485: error: `ptr' undeclared (first use in this function) ../../gcc-3.4.3/gcc/gthr-posix.h: At top level: ../../gcc-3.4.3/gcc/gthr-posix.h:489: error: parse error before '*' token ../../gcc-3.4.3/gcc/gthr-posix.h:490: warning: function declaration isn't a prototype ../../gcc-3.4.3/gcc/gthr-posix.h: In function `__gthread_mutex_lock': ../../gcc-3.4.3/gcc/gthr-posix.h:490: warning: old-style parameter declaration ../../gcc-3.4.3/gcc/gthr-posix.h:492: warning: implicit declaration of function `pthread_mutex_lock' ../../gcc-3.4.3/gcc/gthr-posix.h:492: error: `mutex' undeclared (first use in this function) ../../gcc-3.4.3/gcc/gthr-posix.h: At top level: ../../gcc-3.4.3/gcc/gthr-posix.h:498: error: parse error before '*' token ../../gcc-3.4.3/gcc/gthr-posix.h:499: warning: function declaration isn't a prototype ../../gcc-3.4.3/gcc/gthr-posix.h: In function `__gthread_mutex_trylock': ../../gcc-3.4.3/gcc/gthr-posix.h:499: warning: old-style parameter declaration ../../gcc-3.4.3/gcc/gthr-posix.h:501: warning: implicit declaration of function `pthread_mutex_trylock' ../../gcc-3.4.3/gcc/gthr-posix.h:501: error: `mutex' undeclared (first use in this function) ../../gcc-3.4.3/gcc/gthr-posix.h: At top level: ../../gcc-3.4.3/gcc/gthr-posix.h:507: error: parse error before '*' token ../../gcc-3.4.3/gcc/gthr-posix.h:508: warning: function declaration isn't a prototype ../../gcc-3.4.3/gcc/gthr-posix.h: In function `__gthread_mutex_unlock': ../../gcc-3.4.3/gcc/gthr-posix.h:508: warning: old-style parameter declaration ../../gcc-3.4.3/gcc/gthr-posix.h:510: warning: implicit declaration of function `pthread_mutex_unlock' ../../gcc-3.4.3/gcc/gthr-posix.h:510: error: `mutex' undeclared (first use in this function) ../../gcc-3.4.3/gcc/unwind-dw2.c: In function `uw_frame_state_for': ../../gcc-3.4.3/gcc/unwind-dw2.c:1013: warning: implicit declaration of function `memset' ../../gcc-3.4.3/gcc/unwind-dw2.c: In function `uw_init_context_1': ../../gcc-3.4.3/gcc/unwind-dw2.c:1291: error: syntax error before "once_regsizes" ../../gcc-3.4.3/gcc/unwind-dw2.c:1292: warning: implicit declaration of function `__gthread_once' ../../gcc-3.4.3/gcc/unwind-dw2.c:1292: error: `once_regsizes' undeclared (first use in this function) ../../gcc-3.4.3/gcc/unwind-dw2.c: In function `uw_install_context_1': ../../gcc-3.4.3/gcc/unwind-dw2.c:1341: warning: implicit declaration of function `memcpy' make[2]: *** [libgcc/./unwind-dw2.o] Error 1 make[2]: Leaving directory `/home/mudeem/ashwaria_rai/build-tools/build-boot-gcc/gcc' make[1]: *** [libgcc.a] Error 2 make[1]: Leaving directory `/home/mudeem/ashwaria_rai/build-tools/build-boot-gcc/gcc' make: *** [all-gcc] Error 2 Thanx in advance. Regards Mudeem