4 files changed, 4 insertions, 4 deletions
diff --git a/src/auxiliaryFunctions/isempty/cisemptya.c b/src/auxiliaryFunctions/isempty/cisemptya.c
index 5164fc02..483c9a4b 100644
--- a/src/auxiliaryFunctions/isempty/cisemptya.c
+++ b/src/auxiliaryFunctions/isempty/cisemptya.c
@@ -13,7 +13,7 @@
 #include "isempty.h"
 
 bool		cisemptya(floatComplex* x, int size) {
-  if (cfinda(x, size) == NOT_FOUND) {
+  if (cfinda(x, size) == NULL) {
     return true;
   }
   return false;
diff --git a/src/auxiliaryFunctions/isempty/disemptya.c b/src/auxiliaryFunctions/isempty/disemptya.c
index 8129b981..c4e76f9a 100644
--- a/src/auxiliaryFunctions/isempty/disemptya.c
+++ b/src/auxiliaryFunctions/isempty/disemptya.c
@@ -13,7 +13,7 @@
 #include "isempty.h"
 
 bool		disemptya(double* x, int size) {
-  if (dfinda(x, size) == NOT_FOUND) {
+  if (dfinda(x, size) == NULL) {
     return true;
   }
   return false;
diff --git a/src/auxiliaryFunctions/isempty/sisemptya.c b/src/auxiliaryFunctions/isempty/sisemptya.c
index 61301032..3901d68a 100644
--- a/src/auxiliaryFunctions/isempty/sisemptya.c
+++ b/src/auxiliaryFunctions/isempty/sisemptya.c
@@ -13,7 +13,7 @@
 #include "isempty.h"
 
 bool		sisemptya(float* x, int size) {
-  if (sfinda(x, size) == NOT_FOUND) {
+  if (sfinda(x, size) == NULL) {
     return true;
   }
   return false;
diff --git a/src/auxiliaryFunctions/isempty/zisemptya.c b/src/auxiliaryFunctions/isempty/zisemptya.c
index 2180fe25..d0b0358b 100644
--- a/src/auxiliaryFunctions/isempty/zisemptya.c
+++ b/src/auxiliaryFunctions/isempty/zisemptya.c
@@ -13,7 +13,7 @@
 #include "isempty.h"
 
 bool		zisemptya(doubleComplex* x, int size) {
-  if (zfinda(x, size) == NOT_FOUND) {
+  if (zfinda(x, size) == NULL) {
     return true;
   }
   return false;