libff.patch

diff --git a/libff/common/profiling.cpp b/libff/common/profiling.cpp
index f2a1985..665fa07 100755
--- a/libff/common/profiling.cpp
+++ b/libff/common/profiling.cpp
@@ -38,7 +38,7 @@ long long get_nsec_time()
 /* Return total CPU time consumsed by all threads of the process, in nanoseconds. */
 long long get_nsec_cpu_time()
 {
-#if _MSC_VER
+#if defined(_MSC_VER) || defined(__EMSCRIPTEN__) || defined(__CHEERP__)
 	return 0;
 #else
     ::timespec ts;