diff --git a/src/machine/m_at_socket7_3v.c b/src/machine/m_at_socket7_3v.c
index 69d37229f..264a220fc 100644
--- a/src/machine/m_at_socket7_3v.c
+++ b/src/machine/m_at_socket7_3v.c
@@ -280,8 +280,8 @@ machine_at_vectra500mt_init(const machine_t *model)
     if (bios_only || !ret)
         return ret;
 
-	machine_at_common_init_ex(model, 2);
-	
+    machine_at_common_init_ex(model, 2);
+
     pci_init(PCI_CONFIG_TYPE_1);
     pci_register_slot(0x00, PCI_CARD_NORTHBRIDGE, 0, 0, 0, 0);
     pci_register_slot(0x0F, PCI_CARD_SOUTHBRIDGE, 0, 0, 0, 0);
diff --git a/src/utils/crc32.c b/src/utils/crc32.c
index 6993654ae..a8d5dde26 100644
--- a/src/utils/crc32.c
+++ b/src/utils/crc32.c
@@ -22,7 +22,9 @@
 #include <stdint.h>
 #include <stdlib.h>
 
-#define __USE_LARGEFILE64
+#ifndef __USE_LARGEFILE64
+#define __USE_LARGEFILE64 1
+#endif
 #include <sys/types.h>
 
 #if (defined(__HAIKU__) || defined(__unix__) || defined(__APPLE__)) && !defined(__linux__)
diff --git a/src/video/vid_ddc_edid_custom.c b/src/video/vid_ddc_edid_custom.c
index 4442fac10..ae427d7de 100644
--- a/src/video/vid_ddc_edid_custom.c
+++ b/src/video/vid_ddc_edid_custom.c
@@ -64,7 +64,7 @@ ddc_load_edid(char *path, uint8_t *buf, size_t size)
 
     // Check the beginning of the file for the EDID header.
     uint64_t header;
-    fread(&header, sizeof(header), 1, fp);
+    (void) !fread(&header, sizeof(header), 1, fp);
 
     if (header == EDID_HEADER) {
         // Binary format. Read as is