1 files changed, 21 insertions, 0 deletions
diff --git a/unix/f2c/libf2c/r_lg10.c b/unix/f2c/libf2c/r_lg10.c
new file mode 100644
index 00000000..64ffddf4
--- /dev/null
+++ b/unix/f2c/libf2c/r_lg10.c
@@ -0,0 +1,21 @@
+#include "f2c.h"
+
+#define log10e 0.43429448190325182765
+
+#ifdef KR_headers
+double log();
+double r_lg10(x) real *x;
+#else
+#undef abs
+#include "math.h"
+#ifdef __cplusplus
+extern "C" {
+#endif
+double r_lg10(real *x)
+#endif
+{
+return( log10e * log(*x) );
+}
+#ifdef __cplusplus
+}
+#endif