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-rw-r--r--graphics/asymptote/runlabel.cc4
1 files changed, 2 insertions, 2 deletions
diff --git a/graphics/asymptote/runlabel.cc b/graphics/asymptote/runlabel.cc
index 1f7ea7417e..3e2c2730db 100644
--- a/graphics/asymptote/runlabel.cc
+++ b/graphics/asymptote/runlabel.cc
@@ -168,8 +168,8 @@ array *readpath(const string& psname, bool keep, bool pdf=false,
if(s.empty()) break;
if(!pdf) gs << newl;
-// Workaround broken stringstream container in MacOS 10.9 libc++.
-#if defined(__APPLE__) || defined(__FreeBSD__) || defined(__FreeBSD_kernel__ )
+// Workaround broken stringstream container in libc++.
+#ifdef _LIBCPP_VERSION
for(string::iterator i=s.begin(); i != s.end(); ++i) {
if(isalpha(*i) && *i != 'e') {buf << " ";}
buf << *i;