libptools_ptr.a and mt__trce

I found in aix mt__trce can backtrce and install the libptools_ptr.a I
find an example for this .but when I gcc ./backtrce.c -o ....,he told
me not found the mt__trce define.but I can''not find the mt__trce
define in /usr/include.where can i find the include define.If this
write by myself .Howto?
Thankyou for help

On 20 Okt., 01:48, cuiwenzhu1...@163.com wrote:
> I found in aix mt__trce can backtrce and install the libptools_ptr.a I
> find an example for this .but when I gcc ./backtrce.c -o ....,he told
> me not found the mt__trce define.but I can''not find the mt__trce
> define in */usr/include.where can i find the include define.If this
> write by myself .Howto?
> Thankyou for help

The declaration is
void mt__trce( int FileDescriptor, int Signal, struct sigcontext
*Context, int Node );

There is no declaration in /usr/include. You have to declare it
yourself.

See here:
http://publib16.boulder.ibm.com/doc_...f1/mt_trce.htm