diff -up sage-5.9/spkg/build/sage-5.9/sage/ext/cdefs.pxi.orig sage-5.9/spkg/build/sage-5.9/sage/ext/cdefs.pxi --- sage-5.9/spkg/build/sage-5.9/sage/ext/cdefs.pxi.orig 2013-04-25 10:00:51.000000000 -0300 +++ sage-5.9/spkg/build/sage-5.9/sage/ext/cdefs.pxi 2013-05-11 11:30:58.472438774 -0300 @@ -7,6 +7,9 @@ include "python.pxi" from libc.stdio cimport * from libc.string cimport strlen, strcpy, memset, memcpy -from libc.math cimport sqrt, frexp, ldexp +cdef extern from "math.h": + cdef double sqrt "sqrt" (double) + cdef double frexp "frexp" (double, int*) + cdef double ldexp "ldexp" (double, int) from sage.libs.gmp.all cimport *