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-rw-r--r--src/gensvm_wrapper.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/gensvm_wrapper.c b/src/gensvm_wrapper.c
index 29af56e..95baef8 100644
--- a/src/gensvm_wrapper.c
+++ b/src/gensvm_wrapper.c
@@ -96,6 +96,8 @@ void _set_verbosity(int verbosity)
{
extern FILE *GENSVM_OUTPUT_FILE;
extern FILE *GENSVM_ERROR_FILE;
+ extern void (*gensvm_print_out)(const char *, ...);
+ extern void (*gensvm_print_err)(const char *, ...);
if (verbosity) {
gensvm_print_out = Rprintf;