image magic is case-sensitive

1 files changed, 3 insertions, 3 deletions

diff --git a/dpi/file.c b/dpi/file.c
index 64f06bf5..0e517298 100644
--- a/dpi/file.c
+++ b/dpi/file.c
@@ -152,11 +152,11 @@ static const char *File_get_content_type_from_data(void *Data, size_t Size)
       Type = 1;
 
    /* Images */
-   } else if (Size >= 4 && !dStrncasecmp(p, "GIF8", 4)) {
+   } else if (Size >= 4 && !strncmp(p, "GIF8", 4)) {
       Type = 3;
-   } else if (Size >= 4 && !dStrncasecmp(p, "\x89PNG", 4)) {
+   } else if (Size >= 4 && !strncmp(p, "\x89PNG", 4)) {
       Type = 4;
-   } else if (Size >= 2 && !dStrncasecmp(p, "\xff\xd8", 2)) {
+   } else if (Size >= 2 && !strncmp(p, "\xff\xd8", 2)) {
       /* JPEG has the first 2 bytes set to 0xffd8 in BigEndian - looking
        * at the character representation should be machine independent. */
       Type = 5;