diff --git a/lapack/laed3/laed3_parallel.c b/lapack/laed3/laed3_parallel.c
index e02567b699..c6749144cf 100644
--- a/lapack/laed3/laed3_parallel.c
+++ b/lapack/laed3/laed3_parallel.c
@@ -33,6 +33,9 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include <stdio.h>
 #include "common.h"
 
+#ifdef max
+#undef max
+#endif
 #define max(a,b) ((a) > (b) ? (a) : (b))
 #define copysign(x,y) ((y) < 0 ? ((x) < 0 ? (x) : -(x)) : ((x) < 0 ? -(x) : (x)))
 
@@ -54,7 +57,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #define LASET  BLASFUNC(slaset)
 #endif
 
-FLOAT LAMC3(FLOAT *, FLOAT *);
+FLOATRET LAMC3(FLOAT *, FLOAT *);
 void LAED4(blasint *, blasint *, FLOAT *, FLOAT *, FLOAT *, FLOAT *, FLOAT *, blasint *);
 void LACPY(char *, blasint *, blasint *, FLOAT *, blasint *, FLOAT *, blasint *);
 void LASET(char *, blasint *, blasint *, FLOAT *, FLOAT *, FLOAT *, blasint *);
diff --git a/lapack/laed3/laed3_single.c b/lapack/laed3/laed3_single.c
index b21bb99300..99871f1855 100644
--- a/lapack/laed3/laed3_single.c
+++ b/lapack/laed3/laed3_single.c
@@ -53,7 +53,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #define LASET  BLASFUNC(slaset)
 #endif
 
-FLOAT LAMC3(FLOAT *, FLOAT *);
+FLOATRET LAMC3(FLOAT *, FLOAT *);
 void LAED4(blasint *, blasint *, FLOAT *, FLOAT *, FLOAT *, FLOAT *, FLOAT *, blasint *);
 void LACPY(char *, blasint *, blasint *, FLOAT *, blasint *, FLOAT *, blasint *);
 void LASET(char *, blasint *, blasint *, FLOAT *, FLOAT *, FLOAT *, blasint *);