diff --git a/Configure b/Configure
index 329a7e9bd0..806369d23c 100755
--- a/Configure
+++ b/Configure
@@ -180,17 +180,17 @@ my %table=(
 
 #### IRIX 5.x configs
 # -mips2 flag is added by ./config when appropriate.
-"irix-gcc","gcc:-O3 -DTERMIOS -DB_ENDIAN::(unknown)::BN_LLONG MD2_CHAR RC4_INDEX RC4_CHAR RC4_CHUNK DES_UNROLL DES_RISC2 DES_PTR BF_PTR:::",
-"irix-cc", "cc:-O2 -use_readonly_const -DTERMIOS -DB_ENDIAN::(unknown)::BN_LLONG RC4_CHAR RC4_CHUNK DES_PTR DES_RISC2 DES_UNROLL BF_PTR:::",
+"irix-gcc","gcc:-O3 -DTERMIOS -DB_ENDIAN::(unknown)::BN_LLONG MD2_CHAR RC4_INDEX RC4_CHAR RC4_CHUNK DES_UNROLL DES_RISC2 DES_PTR BF_PTR::::::::::dlfcn:irix-shared::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
+"irix-cc", "cc:-O2 -use_readonly_const -DTERMIOS -DB_ENDIAN::(unknown)::BN_LLONG RC4_CHAR RC4_CHUNK DES_PTR DES_RISC2 DES_UNROLL BF_PTR::::::::::dlfcn:irix-shared::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
 #### IRIX 6.x configs
 # Only N32 and N64 ABIs are supported. If you need O32 ABI build, invoke
 # './Configure irix-[g]cc' manually.
 # -mips4 flag is added by ./config when appropriate.
-"irix-mips3-gcc","gcc:-mabi=n32 -mmips-as -O3 -DTERMIOS -DB_ENDIAN -DBN_DIV3W::-D_SGI_MP_SOURCE::MD2_CHAR RC4_INDEX RC4_CHAR RC4_CHUNK_LL DES_UNROLL DES_RISC2 DES_PTR BF_PTR SIXTY_FOUR_BIT:${mips3_irix_asm}",
-"irix-mips3-cc", "cc:-n32 -O2 -use_readonly_const -DTERMIOS -DB_ENDIAN -DBN_DIV3W::-D_SGI_MP_SOURCE::DES_PTR RC4_CHAR RC4_CHUNK_LL DES_RISC2 DES_UNROLL BF_PTR SIXTY_FOUR_BIT:${mips3_irix_asm}",
+"irix-mips3-gcc","gcc:-mabi=n32 -mmips-as -O3 -DTERMIOS -DB_ENDIAN -DBN_DIV3W::-D_SGI_MP_SOURCE::MD2_CHAR RC4_INDEX RC4_CHAR RC4_CHUNK_LL DES_UNROLL DES_RISC2 DES_PTR BF_PTR SIXTY_FOUR_BIT:${mips3_irix_asm}:dlfcn:irix-shared::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
+"irix-mips3-cc", "cc:-n32 -O2 -use_readonly_const -DTERMIOS -DB_ENDIAN -DBN_DIV3W::-D_SGI_MP_SOURCE::DES_PTR RC4_CHAR RC4_CHUNK_LL DES_RISC2 DES_UNROLL BF_PTR SIXTY_FOUR_BIT:${mips3_irix_asm}:dlfcn:irix-shared::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
 # N64 ABI builds.
-"irix64-mips4-gcc","gcc:-mabi=64 -mips4 -mmips-as -O3 -DTERMIOS -DB_ENDIAN -DBN_DIV3W::-D_SGI_MP_SOURCE::RC4_CHAR RC4_CHUNK DES_RISC2 DES_UNROLL SIXTY_FOUR_BIT_LONG:${mips3_irix_asm}",
-"irix64-mips4-cc", "cc:-64 -mips4 -O2 -use_readonly_const -DTERMIOS -DB_ENDIAN -DBN_DIV3W::-D_SGI_MP_SOURCE::RC4_CHAR RC4_CHUNK DES_RISC2 DES_UNROLL SIXTY_FOUR_BIT_LONG:${mips3_irix_asm}",
+"irix64-mips4-gcc","gcc:-mabi=64 -mips4 -mmips-as -O3 -DTERMIOS -DB_ENDIAN -DBN_DIV3W::-D_SGI_MP_SOURCE::RC4_CHAR RC4_CHUNK DES_RISC2 DES_UNROLL SIXTY_FOUR_BIT_LONG:${mips3_irix_asm}:dlfcn:irix-shared::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
+"irix64-mips4-cc", "cc:-64 -mips4 -O2 -use_readonly_const -DTERMIOS -DB_ENDIAN -DBN_DIV3W::-D_SGI_MP_SOURCE::RC4_CHAR RC4_CHUNK DES_RISC2 DES_UNROLL SIXTY_FOUR_BIT_LONG:${mips3_irix_asm}:dlfcn:irix-shared::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
 
 #### Unified HP-UX ANSI C configs.
 # Special notes: