re PR other/82368 (with r253275 several new test cases in libbacktrace fail)

	PR other/82368
	* elf.c (SHT_PROGBITS): Undefine and define.

From-SVN: r257685

libbacktrace/ChangeLog

+2018-02-15  Jakub Jelinek  <jakub@redhat.com>
+
+	PR other/82368
+	* elf.c (SHT_PROGBITS): Undefine and define.
+
 2018-02-14  Jakub Jelinek  <jakub@redhat.com>
 
 	PR other/82368

libbacktrace/elf.c

@@ -170,6 +170,7 @@ dl_iterate_phdr (int (*callback) (struct dl_phdr_info *,
 #undef SHN_LORESERVE
 #undef SHN_XINDEX
 #undef SHN_UNDEF
+#undef SHT_PROGBITS
 #undef SHT_SYMTAB
 #undef SHT_STRTAB
 #undef SHT_DYNSYM
@@ -267,6 +268,7 @@ typedef struct {
 #define SHN_LORESERVE	0xFF00		/* Begin range of reserved indices */
 #define SHN_XINDEX	0xFFFF		/* Section index is held elsewhere */
 
+#define SHT_PROGBITS 1
 #define SHT_SYMTAB 2
 #define SHT_STRTAB 3
 #define SHT_DYNSYM 11