diff --git a/dos33fs-utils/make_b.c b/dos33fs-utils/make_b.c
index 0faf3560..4ac000c3 100644
--- a/dos33fs-utils/make_b.c
+++ b/dos33fs-utils/make_b.c
@@ -7,56 +7,56 @@
 #include "version.h"
 
 int main(int argc, char **argv) {
-   
-  int in_fd,out_fd,offset,write_result;
 
-    unsigned char buffer[256];
-    int result,file_size;
-   
-    struct stat file_info;
-   
-    if (argc!=4) {
-       printf("MAKE_B version %s\b",VERSION);
-       printf(" Usage: %s in_file out_file offset\n\n",argv[0]);
-       printf("\tin_file  : input file\n");
-       printf("\tout_file : output file\n");
-       printf("\toffset   : offset which file should be loaded\n\n");
-       exit(1);
-    }
-   
-    if (stat(argv[1],&file_info)<0) {
-       printf("Error!  %s not found!\n",argv[1]);
-       exit(2);
-    }
-    file_size=(int)file_info.st_size;
-   
-    if ((in_fd=open(argv[1],O_RDONLY))<0) {
-       printf("Error opening %s!\n",argv[1]);
-       exit(3);
-    }
+	int in_fd,out_fd,offset,write_result;
 
-    if ((out_fd=open(argv[2],O_WRONLY|O_CREAT,0666))<0) {
-       printf("Error opening %s\n",argv[2]);
-       exit(4);
-    }
-   
-    offset=strtol(argv[3],NULL,0);
-   
-    buffer[0]=offset&0xff;
-    buffer[1]=(offset>>8)&0xff;
-    buffer[2]=file_size&0xff;
-    buffer[3]=(file_size>>8)&0xff;
-   
-    write_result=write(out_fd,&buffer,4);
-   
-    while( (result=read(in_fd,&buffer,256))>0) {
-       write_result=write(out_fd,&buffer,result);
-    }
-    
-    if (write_result<0) fprintf(stderr,"Error writing\n");
-   
-    close(in_fd);
-    close(out_fd);
-   
-    return 0;
+	unsigned char buffer[256];
+	int result,file_size;
+
+	struct stat file_info;
+
+	if (argc!=4) {
+		printf("MAKE_B version %s\b",VERSION);
+		printf(" Usage: %s in_file out_file offset\n\n",argv[0]);
+		printf("\tin_file  : input file\n");
+		printf("\tout_file : output file\n");
+		printf("\toffset   : offset which file should be loaded\n\n");
+		exit(1);
+	}
+
+	if (stat(argv[1],&file_info)<0) {
+		printf("Error!  %s not found!\n",argv[1]);
+		exit(2);
+	}
+	file_size=(int)file_info.st_size;
+
+	if ((in_fd=open(argv[1],O_RDONLY))<0) {
+		printf("Error opening %s!\n",argv[1]);
+		exit(3);
+	}
+
+	if ((out_fd=open(argv[2],O_WRONLY|O_CREAT,0666))<0) {
+		printf("Error opening %s\n",argv[2]);
+		exit(4);
+	}
+
+	offset=strtol(argv[3],NULL,0);
+
+	buffer[0]=offset&0xff;
+	buffer[1]=(offset>>8)&0xff;
+	buffer[2]=file_size&0xff;
+	buffer[3]=(file_size>>8)&0xff;
+
+	write_result=write(out_fd,&buffer,4);
+
+	while( (result=read(in_fd,&buffer,256))>0) {
+		write_result=write(out_fd,&buffer,result);
+	}
+
+	if (write_result<0) fprintf(stderr,"Error writing\n");
+
+	close(in_fd);
+	close(out_fd);
+
+	return 0;
 }