1 files changed, 3 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index 1d2060aa3f..fbe52c9c6d 100644
--- a/Makefile
+++ b/Makefile
@@ -1031,6 +1031,9 @@ ifdef INTERNAL_QSORT
 	COMPAT_CFLAGS += -DINTERNAL_QSORT
 	COMPAT_OBJS += compat/qsort.o
 endif
+ifdef RUNTIME_PREFIX
+	COMPAT_CFLAGS += -DRUNTIME_PREFIX
+endif
 
 ifdef NO_PTHREADS
 	THREADED_DELTA_SEARCH =